Insole against the formation of odor-Salamander Odour-Stop charcoal. The pure activated carbon effectively prevents the formation of odor. Top layer - 100% cotton bottom layer - based foam with fresh charcoal. Absorbs moisture foot, thanks to perforation provides good air circulation in the shoe. Place in shoes fabric up. Sock is cut with scissors on the outline of the desired number. Sock is suitable from 32 to number 46.