These are made of 100% high quality acrylic, and the inner is lined with thick soft thermal fleece. With eco- friendly healthy material, it is warm, no peculiar smell, comfy to wear. They would provide kids baby with a comfortable wearing experience. It can provide enough room and allow kid's fingers to move flexibly and comfortably, provide ideal thermal effect in winter cold days. These children's gloves are thick and have strong warmth retention, the elastic cuffs not only protect the wrists from cold but also make the gloves firmly fixed, so that the mittens can provide warmth to children's hands for a long time!