Specification toxu-taipu Features ● not restricting movement and to electrostatic protection on the go. Specification ● Material: Upper part PP (poripuroporen) Heel Nitrile Rubber with Velcro closure for adjustable size ● Quantity 1 box (10 Pack) end note * The straps on a close to skin (etc) Let you put in it into the socks used in the cord. Manufacturers azuwan Co., Ltd.