Shop All Power Boost Yarns

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Dream in Color Classy is a superwash heavy DK to light worsted weight yarn that comes in vibrant colors that make it perfect for children's garments, or darker colors for a cozy winter sweater or scarf. This plied yarn is soft with enviable stitch definition. Dream in Color Classy is also available in mini-skeins for colorwork yokes or toes/heels.

100% Superwash Merino Wool 
Worsted Weight/4.5 sts/in (US 7)
250 yards / 4 oz
Machine Wash Delicate

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Malabrigo Dos Tierras yarn is a DK weight merino alpaca blend available in your favorite Malabrigo colors. Dos Tierras is a plied yarn, which also gives it excellent stitch definition in addition to Malabrigo's hallmark softness. Malabrigo Dos Tierras is a nice weight for summer sweaters and accessories and needs to be hand-washed. Patterns with cables or textured stitches are excellent choices for Malabrigo Dos Tierras yarn.

50% Merino /50% Baby Alpaca
DK Weight/5-5.5 sts/in (US 6-9)
210 yards/100g
Hand Wash Cold

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Madelinetosh Triple Twist is a super squishy aran-to-chunky weight yarn made from three plies of our beloved Tosh TML. Triple Twist is 100% superwash merino wool. Madelinetosh colors shine on this plush base, which is perfect for winter accessories and cozy sweaters. Madelinetosh Triple Twist can be machine washed on cold and laid flat to dry. Also known as Tosh Triple Twist, this chunky wool yarn is a great choice for knitting and crochet a

100% SW Merino Wool
3.75-4.25 sts/in (US 8-10)
130 yards/100g
Machine Wash Cold

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This ultra-soft organic cotton from Blue Sky Fibers comes in 34 versatile dyed colorways and 4 natural colorways. Working up at a worsted weight gauge, Blue Sky Fibers Worsted Cotton is perfect for summer sweaters, children's garments, and accessories. This worsted weight cotton yarn is loosely plied for a soft hand.

100% Organic Cotton
Worsted Wt/4-5 sts/in (US 7-9)
150 yards / 100 g
Hand Wash

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Woolfolk's Flette is a delight for the senses! This unique DK weight yarn knits up with a super-cozy texture, so garments and accessories created will be super soft and wearable. Knit it at a tight gauge to create a dense material, or try a looser gauge for an airy fabric. Woolfolk Flette is a great substitute for boucle yarns, giving a similar fluffy texture with a much softer hand that's far easier to knit and crochet with. Be it hats, bla

100% Merino Wool
4.5-5 sts/inch (US 4-5)
131 yards/50 grams
Hand Wash Cold

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Emma's Yarn Super Silky is a 2-ply silky luxury yarn with gorgeous drape and an elegant sheen. Super Silky works up at a heavy fingering weight with stunning stitch definition. With 80% superwash merino and 20% silk, this yarn offers beauty, durability, and is a great and popular choice for wraps and shawls. 

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Blue Sky Fibers Extra is a light and lofty, plied aran weight yarn that's extra extra delightful to work with. Available in a palette of 17 versatile colors, Blue Sky Fibers Extra yarn is also extra extra soft due to its baby alpaca and fine merino fiber content.

55% Baby Alpaca/45% Fine Merino
Aran Weight/4-5 sts/inch (US 7-9)
218 yards/150g
Hand Wash Cold

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Highland Worsted from Harrisville Designs is perfect for a cozy colorwork sweater, or a favorite pair of cabled mittens. This yarn has a hearty character, and was engineered to wear better and better with every wash.

100% Virgin Wool
4.5 sts/inch (US 5-8)
200 yards/100g
Hand Wash Cold

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Spun Right Round Bulky is a single-ply superwash merino yarn that's just the ticket for quick gift knits (or crochets!) and winter weather accessories. This is a nice cushy bulky yarn that works up into a soft cozy fabric. Spun Right Round Bulky makes variegated colorways really pop and shine, we love this yarn for whipping up a stunning cowl.

100% SW Merino
2-3 sts/inch (US 10-11)
76 yards / 100g
Hand Wash Cold

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Alegria Grande from Manos del Uruguay is a worsted weight for bright, beautiful, durable knits of all kinds- baby blankets, kids’ sweaters, thick socks, colorful scarves... you name it, Alegria Grande can handle it!

75% Superwash Merino/25% Polyamide
4.5-5 sts/inch (US 6-8)
197 yards / 100g

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Zauberball Starke 6 is Crazy's Sport/DK-weight cousin. This Sport/DK weight gradual color change yarn is uniquely designed. Schoppel Wolle has dyed each of its two plies individually in different colors to give Zauberball Starke 6 its bold marled self-striping pattern, and the heavier weight makes this a fun choice for sweaters and scarves.

75% Superwash Wool/25% Nylon
5.5 sts/inch (US 3-6)
437 yards/150g
Machine Wash Cold