Anti-collision toe to protect the toe part, if necessary, when the edge effect, overcoming all obstacles. Rubber sole structure design, shock absorption comfortable, non-slip wear. High quality shoelace sturdy, such as life jackets. Siamese anti-sand tongue, waterproof, dustproof, moisture, fixed role. Exquisite car suture more solid. Inside the insole built-in waist iron, not easy to deformation. Applicable: hiking, mountain climbing, camping, snow, mountain and so on.