the new rainbow knit are made from 100% pure cotton. designed to be a relaxed, oversized fit in a unisex color way. pair with the rainbow knitted sweater to complete the look. sizing notes: in addition to this knitwear being designed to be a relaxed oversized fit, the kids sizing is generous and will last your children for years to come. although we only went up to size 6 years for this range, it is oversized, so if your older children love it they may be able to fit it too! made in china