The unisex Youth ThermoBall™ Pull-On Waterproof are lightweight boots that’ll help keep kids warm, dry, and protected through the cold winter days.This boot features Recycled P.E.T. ripstop upper. Waterproof DryVent™ bootie construction. Non-PFC durable water-repellent (non-PFC DWR) finish to help keep feet dry. Synthetic mudguard helps keep the elements out. 200 g ThermoBall™ Eco insulation retains warmth even when wet. Adjustable collar bungee for a secure fit and to prevent snow from getting in. Low-pile fleece lining for comfort. Easy on/off. TNF™-branded webbing pull loops on both sides for easy pull-on. Sole Unit| Rubber outsole for increased traction.