1. Professional protective vest armor. 2. A large area to protect the chest and back. 3. Integrated waist closure system. 4. Multiple vents,better heat dissipation. 5. It adopts special material and has the functions of anti-collision and anti-drop. 6. Elastic adjustment design, adjust the tightness of the lower part of the armor to achieve the appropriate tightness, easy to put on and take off. 7. EVA sponge inside, soft lining, comfortable and anti-friction.