1. Materials: 600D Polyester cloth, EVA, nylon shell, aluminum plate The chest protector have nylon shell, the back protector have aluminum plate. 2. Feature: Anti riot, UV resistant, Stab resistant 3. Protection area: about 1.08㎡ 4. Size: 165-190㎝, can adjusted by velcro 5. Packing:55*48*55cm, 2sets/1ctn1. Anti Puncture It cannot be destroyed stabbed upright from front and back under 20J kinetic energy by the knife. 2. Anti Impact The protection layer (putting flat on the steel plate) will not be crazed and damaged under 120J kinetic energy. 3. Strike Power Absorbing 100J kinetic energy impact on the protection layer ( putting flat on the colloid clay ) , the colloid clay impress no more than 20mm. 4. Flame resistance Protective parts after surface burning burning time of less than 10 seconds 5. Protection area ≥1.08㎡ 6. Temperature -2 0℃～ +55℃ 7. Strength  of  connection buckle: ＞ 500N;  velcro: ＞ 7.0N  /c㎡; connection strap: ＞ 2000N