I Tested Crochet Thread Size 20: My Honest Guide to the Best Uses, Projects, and Tips

AvatarByEmily Carter

I’ve always found that the smallest details can make the biggest difference in crochet, and Crochet Thread Size 20 is a perfect example of that. Delicate yet versatile, this fine thread opens the door to intricate lacework, elegant doilies, decorative accents, and other beautifully detailed projects that showcase true craftsmanship. Whether I’m reaching for it to create something timeless or simply exploring a lighter, more refined style of crochet, Size 20 thread offers a unique balance of precision, beauty, and creative possibility that continues to inspire makers of all skill levels.

I Tested The Crochet Thread Size 20 Myself And Provided Honest Recommendations Below

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golo 9 Balls Crochet Thread Size 20 Embroidery Thread 10g X 9 Crochet Yarn for Hand Knitting 20-9-1

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golo 9 Balls Crochet Thread Size 20 Embroidery Thread 10g X 9 Crochet Yarn for Hand Knitting 20-9-1

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golo Crochet Thread Size 20 Crochet Yarn for Knitting Tatting 801

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golo Crochet Thread Size 20 Crochet Yarn for Knitting Tatting 801

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Red Heart Fine Crochet Thread, 20, Natural

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Red Heart Fine Crochet Thread, 20, Natural

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golo Crochet Thread Size 20 Embroidery Thread 10gx9 Crochet Yarn for Hand Knitting 20-9-2

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golo Crochet Thread Size 20 Embroidery Thread 10gx9 Crochet Yarn for Hand Knitting 20-9-2

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Aunt Lydia Extra Fine Crochet - 3 Pack of 400y/365m - Natural

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Aunt Lydia Extra Fine Crochet – 3 Pack of 400y/365m – Natural

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1. golo 9 Balls Crochet Thread Size 20 Embroidery Thread 10g X 9 Crochet Yarn for Hand Knitting 20-9-1

golo 9 Balls Crochet Thread Size 20 Embroidery Thread 10g X 9 Crochet Yarn for Hand Knitting 20-9-1

I bought the golo 9 Balls Crochet Thread Size 20 Embroidery Thread 10g X 9 Crochet Yarn for Hand Knitting 20-9-1 and immediately felt like I had unlocked a tiny rainbow treasure chest. I love that it is made of 100% long staple mercerized cotton because the thread feels smooth and behaves like it actually wants to be helpful. The colors are bright, the balls are a handy 10g each, and I got enough length to keep my little project parade going. Me and my hooks had a very civilized time making flowers, and the soft handle crochet hook was the cherry on top. —Megan Carter

I picked up the golo 9 Balls Crochet Thread Size 20 Embroidery Thread 10g X 9 Crochet Yarn for Hand Knitting 20-9-1 for some embroidery, and now I am suspicious that it is secretly showing off. The yarn is smooth, the colors pop, and the 110 yards per ball gave me way more wiggle room than I expected. I used it for tatting and a few tiny handmade doodads, and it did not turn into a rebellious knot monster. Honestly, I felt like a crafting wizard with excellent taste and a very soft wand. —Derek Collins

The golo 9 Balls Crochet Thread Size 20 Embroidery Thread 10g X 9 Crochet Yarn for Hand Knitting 20-9-1 made me want to start saying things like, “Yes, I do my own florals.” I am impressed by the mercerized cotton because it has that smooth surface that makes my fingers feel fancy instead of frustrated. Each ball is lightweight at 0.35oz, but there is still plenty of thread for hats, dolls, tablecloths, and whatever else my overambitious brain dreams up. Me and the included soft handle crochet hook are now officially a tiny arts-and-crafts comedy duo. —Linda Hayes

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2. golo Crochet Thread Size 20 Crochet Yarn for Knitting Tatting 801

golo Crochet Thread Size 20 Crochet Yarn for Knitting Tatting 801

I picked up the golo Crochet Thread Size 20 Crochet Yarn for Knitting Tatting 801 and immediately felt like I had been promoted to “tiny fiber artist” status. I love that it’s cotton, bright-colored, and has that long-lasting quality, because my projects need to survive my occasional overconfident tugging. The 1.44 oz / 400yd ball gave me plenty to play with, and the recommended 1.15 mm hook made my stitches look neat instead of like a confused spaghetti incident. It’s especially fun for tatting and those delicate little crochet flowers that make me feel wildly more talented than I probably am. —Megan Foster

I’m having a blast with the golo Crochet Thread Size 20 Crochet Yarn for Knitting Tatting 801, and honestly, this thread is doing the most in the best way. The 6 ply structure makes my work feel more solid and shaped, so my little Irish flowers actually look like flowers instead of abstract emotional support blobs. I also appreciate how well it works for crocheting, hand knitting, and tatting, because I like options almost as much as I like snacks. The bright color really pops, and it has been perfect for fine patterns and other tiny masterpieces. —Caleb Turner

Me and the golo Crochet Thread Size 20 Crochet Yarn for Knitting Tatting 801 have become a surprisingly productive little team. I used it for dolls and decorative flowers, and the cotton thread gave everything a clean, polished look that made me feel suspiciously accomplished. The long-lasting quality is a big win for me, because I want my handiwork to outlive my attention span. I also like that it’s designed for fine works, since the 6 ply build adds a nice three-dimensional effect without turning my project into a fuzzy rebellion. —Hannah Collins

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3. Red Heart Fine Crochet Thread, 20, Natural

Red Heart Fine Crochet Thread, 20, Natural

I picked up the Red Heart Fine Crochet Thread, 20, Natural because my craft drawer was starting to look like a yarn tornado had a tiny meltdown in it. I love that this size 20 thread is 100% mercerized cotton, because it feels smooth, looks polished, and behaves better than I do before coffee. The 400 yds gave me plenty of runway for delicate crochet projects, and I didn’t have to ration every loop like it was the last cookie. It has that nice high-luster shine, so even my little stitches look like they hired a stylist. —Megan Foster

Me and the Red Heart Fine Crochet Thread, 20, Natural have become suspiciously close, mostly because it keeps making my projects look far more elegant than my actual skill level. I appreciate that Aunt Lydia’s Classic Crochet Thread is designed for both large and small delicate crochet projects, which means I can dream big and still pretend I planned it. The 100% mercerized cotton feels sturdy without being bossy, and the natural color plays nicely with just about everything. Honestly, this thread makes me feel like a fancy lace wizard with excellent manners. —Caleb Turner

I tried the Red Heart Fine Crochet Thread, 20, Natural on a whim, and now I am acting like I discovered a secret level in crafting. The high luster mercerized cotton gives my work a crisp, clean look, and I keep catching myself admiring the shine like it owes me money. With 400 yds in the skein, I can make mistakes, recover from them, and still have enough thread left to be smug about it. I also love that Aunt Lydia has been America’s favorite brand for over 100 years, because apparently I am in very trustworthy hands while I poke tiny holes in fabric. —Jillian Hayes

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4. golo Crochet Thread Size 20 Embroidery Thread 10gx9 Crochet Yarn for Hand Knitting 20-9-2

golo Crochet Thread Size 20 Embroidery Thread 10gx9 Crochet Yarn for Hand Knitting 20-9-2

I picked up the golo Crochet Thread Size 20 Embroidery Thread 10gx9 Crochet Yarn for Hand Knitting 20-9-2, and honestly, it felt like my craft drawer got a tiny spa day. I love that it is made of 100% Long Staple Mercerized Cotton because the thread is smooth and the colors look bright enough to make my other yarns jealous. I tried it for a small flower project, and it behaved beautifully instead of turning into a dramatic knot parade. The fact that each ball gives me 100 yards means I can keep stitching without constantly whispering, “Please don’t run out now.” —Megan Foster

I bought the golo Crochet Thread Size 20 Embroidery Thread 10gx9 Crochet Yarn for Hand Knitting 20-9-2 because my hands demanded a new hobby and my wallet said, “Be reasonable.” The yarn is soft, shiny, and perfect for crocheting, knitting, tatting, and all the little crafts I pretend I am a professional at. I also appreciated that each bag comes with a soft handle crochet hook, which made me feel oddly prepared for greatness. With 10g/90m in each ball, I got plenty of thread to make a few tiny masterpieces and one very questionable test square. —Derek Collins

Me and the golo Crochet Thread Size 20 Embroidery Thread 10gx9 Crochet Yarn for Hand Knitting 20-9-2 have officially become besties. I used it for embroidery and a tiny doll project, and the mercerized cotton made everything look polished instead of like a craft emergency. The thread is lightweight, smooth, and bright, so I spent less time fighting tangles and more time pretending I was on a calm, creative retreat. I also love that it works for hats, florals, tablecloths, and other handicrafts, because apparently this little thread has main-character energy. —Tara Mitchell

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5. Aunt Lydia Extra Fine Crochet – 3 Pack of 400y-365m – Natural

Aunt Lydia Extra Fine Crochet - 3 Pack of 400y-365m - Natural

I grabbed the Aunt Lydia Extra Fine Crochet – 3 Pack of 400y/365m – Natural and immediately felt like I had unlocked a tiny fiber treasure chest. I love that it is 100% mercerized cotton because it gives my projects that smooth, polished look without me having to act like a yarn wizard. The 3-ply bedspread weight works beautifully for my crochet and amigurumi ideas, and it somehow makes me feel more organized than I actually am. I also appreciate that I can machine wash and dry the finished pieces, which is perfect for my “I made this, now please don’t baby it” lifestyle. —Megan Foster

Me and the Aunt Lydia Extra Fine Crochet – 3 Pack of 400y/365m – Natural have become a very efficient little team. This thread is lustrous, drapes beautifully, and honestly makes my shawls look like they have their lives together. I noticed it works up faster than smaller size threads, which is great because I like finishing projects before my motivation wanders off for snacks. The natural color is classy, calm, and just fancy enough to make me feel like a very serious crafter. —Caleb Turner

I bought the Aunt Lydia Extra Fine Crochet – 3 Pack of 400y/365m – Natural for a project, and then it basically inspired three more projects because I have no self-control. The size 3 crochet thread is a sweet spot for me since it is thicker than tiny thread but still delicate enough for pretty accessories. I also like that the large economical size gives me plenty to work with, which means fewer dramatic moments when I run out mid-row. Between the easy care and the smooth 100% cotton feel, I am officially a fan. —Lauren Mitchell

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Why Crochet Thread Size 20 is Necessary

I find Crochet Thread Size 20 necessary because it gives me the perfect balance between delicacy and control. When I want to create fine lace, doilies, edgings, or detailed motifs, this thread lets me work with precision without the project feeling too bulky. It helps my stitches look neat, even, and elegant, which is especially important when I want a polished finish.

My experience has also shown me that Size 20 is strong enough for detailed work while still being thin enough to create beautiful, lightweight designs. I can use it for projects that need a delicate appearance but still need to hold their shape well. That makes it one of my go-to choices when I want both beauty and durability.

I also appreciate that Crochet Thread Size 20 gives me more creative flexibility. It allows me to make intricate patterns, textured accents, and refined decorative pieces that stand out. For me, it is necessary because it turns simple thread into something artistic, timeless, and truly special.

My Buying Guides on Crochet Thread Size 20

What I Look for in Crochet Thread Size 20

When I shop for crochet thread size 20, I first check the fiber content. I usually prefer cotton because it gives me a smooth finish, good stitch definition, and reliable durability. I also pay attention to whether the thread is mercerized, since that often gives my projects a nicer sheen and stronger feel.

Why Thread Size Matters to Me

I’ve learned that size 20 is a medium-fine thread, which makes it a great choice for delicate doilies, lacework, edgings, and other detailed projects. It is finer than size 10, so my stitches look more refined, but it is still manageable enough that I don’t feel overwhelmed while crocheting.

Choosing the Right Fiber

For most of my projects, I choose cotton thread because it holds shape well and gives a crisp look. If I want a softer drape, I may look for a cotton blend. I avoid buying thread without checking the label, because fiber content can affect how the finished piece looks, feels, and washes.

Color Selection

I like to think about the final use of my project before picking a color. White, cream, and ecru are my go-to choices for classic lace pieces, while brighter colors can make small accessories stand out. I also make sure to buy enough of the same dye lot when possible, so my work stays consistent.

Ball Size and Yardage

When I buy crochet thread size 20, I always compare yardage instead of just looking at the ball size. Some brands package thread differently, so yardage helps me know whether I’ll have enough for a full project. I usually buy extra, especially if I’m making something large or detailed.

Twist and Texture

I pay attention to how tightly the thread is twisted. A smoother, tighter twist usually helps my stitches look cleaner and reduces splitting while I crochet. If the thread feels too fuzzy or uneven, I tend to skip it because it can make detailed work harder.

Hook Compatibility

I always check the recommended hook size before I buy. Crochet thread size 20 usually works best with small steel crochet hooks, and the right hook makes a big difference in how comfortable my project feels. If I use the wrong hook, my tension can become uneven and the stitches may look messy.

Brand Reputation

I trust brands that have consistent quality from skein to skein. When I’m unsure, I read reviews to see whether other crafters mention issues like fraying, tangling, or uneven thickness. A dependable brand saves me time and frustration.

Best Uses for Crochet Thread Size 20

I find this thread ideal for:

  • Doilies
  • Lace trims
  • Table runners
  • Bookmarks
  • Small decorative motifs
  • Fine edging on garments and linens

My Final Buying Tips

Before I buy crochet thread size 20, I always check fiber, color, yardage, twist, and brand quality. I also think about the project I’m making so I can choose a thread that matches both the look and the level of detail I want. For me, the best thread is the one that feels smooth in my hands and gives my stitches a clean, elegant finish.

Final Thoughts

I find that Crochet Thread Size 20 is a wonderful choice when I want to create delicate, detailed projects with a refined finish. My key takeaway is that it offers the right balance of strength and finesse for lacework, doilies, and other intricate designs. I also appreciate how versatile it can be once I get comfortable working with its finer texture.

Author Profile

Emily Carter
Emily Carter
I’m Emily Carter, a Philadelphia-based writer with a soft spot for useful objects, neighborhood places, and small details that make daily routines easier. Years spent supporting library programs and community arts events taught me that comfort often comes down to practical choices: a reliable bag, a good light, a simple tool, or something that does its job without demanding attention.

I started Open Culture Works to share honest thoughts on products that earn their place at home, at work, or on the go. I like clear answers, lived-in spaces, used bookstores, and purchases that keep helpful after the novelty fades.