S-578 glass fiber shoe shank for safety shoes

1)Inflexibility: superfine inflexibility.Note be chapped and broken off for inflexion.Make ensure life of products.

2)

Waterproof: worthy using in water.Can be fit for different climates and all kind os shoes.

3)Stability of dimension: no transform for high temperature and be used for modern automatic shoes-making industry.

4)Paste and sew capability: have good paste capability.Easily past and be convenient for manufacture of shoes and have good sew on shoes leather.

5)Comfortable: be made from performance fiber.The product has good ventilation and elastic and can be fit for environmental protection

6) Thickness: 3.0-3.2mm,3.4-3.6mm.4.0-4.2mm

7)Color: cream white color