Trimfit Baby Girls' Cotton Bootie 6-Pack 75% Cotton, 21% Nylon, 3% Spandex, 1% Rubber Imported Machine Wash 6-pairs infant cotton with trim on cuff booties Comfort technology Machine wash cold with like colors. Only non-chlorine bleach when needed. Tumble dry low. Do not iron Trimfit. Wear tested and reg since 1921