1.Material:Nonwoven cloth or alloy aluminum; 2.Puncture:640N-900N; 3.Waterproof ,moistureproof,ultraviolet proof . Stabproof vest resists steel pricker,three-square Blade ,and Flick Knife.Anverage Penetration strength:600N-900N Waterproof ,Moistureproof and Ultraviolet proof .Suitable for wearing close to skin Usage:military forces and police,security service ,drives and special groups.Soft and ...