Features: 1) Strap material: good quality elastic webbing 2) Buckle material:iron 3) Width: 2.5cm 4) ... :all the materials are ecological 1) Strap material: good quality elastic webbing2) Buckle material:iron(nickel free)3) Width: 2.5cm ... N.W.: 12.5kg G.W.: 13.0kg suspender,braces,pants braces,gallus,fashion suspender,men's elastic suspender