Cashmere Wool material is very absorbent and these knee length cashmere wool socks provide better warmth than regular wool socks could due to the finer fiber of cashmere to trap more air inside the fabric. Wool can absorb moisture more than thirty percent of its weight and still keep your child’s feet warm even when soaked. These unisex children knee high cashmere wool socks are warm and soft for cold weather. They provide good grip to the calf so they will not fall down easily and not so tight on your child’s leg. The knee length size of these cashmere wool socks would keep your child’s calf warm in windy or cold season! The cab be used both indoor and outdoor!Cashmere Wool material is very absorbent and is the perfect fiber for these very warm knee high wool socks during cold weather. Wool can absorb moisture more than thirty percent of its weight and still keep a child’s foot warm even when soaked.