The Caron Simply Soft Yarn - Baby Brights in 4 oz skeins is made of acrylic fiber in a vibrant multi-color ombre style. This yarn is perfect for baby and toddler projects, such as blankets, hats, scarves, and crafts. With a medium/worsted weight, it is soft and easy to work with, making it a great choice for creating cozy and colorful accessories for little ones.