Size: Each roll of our blanket yarn is 32yard (30m) in length,0.55lb (250g) in weight, the thickness is 0.3inch (8mm) Unique Structure: The thick yarn is filled with polyester cotton core inside and covered with polyester fabric on the outside to increase the strength and elasticity of the bulky yarn,soft and comfortable to touch with elasticity,non-pilling warmth and breathability Upgraded Quality: Chunky yarn for crocheting plush delicate,not easy to pilling,no bad smell,green environmental protection dyeing,long lasting solid colour resistant to washing without colour loss,will not harm the skin