Material:Imported the first layer of cowhide leather, rust proof, mid-sole steel plate, fire retardant foam lining, wearresistant lining of Canberra, Bottom of steel plate pierce resistance: ≥18000V Size: 39-45 Weight: ≤3.3Kgs Packing: 1 pair of 1 per box, 10 boxes 1 box Standards: EN15090 Use: police, firefighters, rescue teams, climbing operations personnel