Bernat Bundle Up is a worsted weight yarn, perfect for all your baby projects. Machine washable, the 100% polyester fiber has an incredibly soft and lightly fleecy texture that will feel great next to babys skin. This versatile yarn is perfect for baby blankets, cozy layers, soft toys, and more! With Bernats Baby certification, you can stitch with the confidence that Bernat Bundle Up is safe for the whole family.