Description These metal shoes insoles can provide you a very comfortable feeling when wearing. Made of manganese steel materials, not easy to rust, anti-nail and puncture resistant, bring you satisfying wearing feeling. Can be used for construction, industry. Features -Color:Black -Material:Manganese steel -Size:26.00X8.50X0.10cm/10.22X3.34X0.04in -These insoles provide maximum feet protection for your daily walking and sports use, has good anti-nail and puncture resistant effect. -Fit for any industry, including construction, manufacturing, agriculture, forestry, etc, practical shoe insoles serve you better. -Light weight, easy to use and insert, will not deform, rust or break, you can wear these metal insoles rest assured. -Turn your daily shoes into puncture-proof work boots, hiking boots, safety shoes and professional shoes. -Made of sturdy materials, the boot shoe insoles provide superior protective performance. Package List1 x Pair of Shoes Insoles