✿ High Density Foam Filled- Ridbiker motorcycle armor jacket is made of high impact PP injection molding, the chest,back,shoulders, elbows, and forearms have hard shell padding on vulnerable areas.Using high-density, durable and stretchable EVA material with a thickness of 1.5 cm, super cushioning effect | ✿ Air Permeability- Motocross chest protector with the high elastic mesh fabric is breathable, comfortable, and wear-resistant. with many large vents, good breathability and impact resistance. Let your whole body get rid of the sultry heat and keep it cool | ✿ Smooth Zipper- The zipper is made of high quality polyester thread, which can be repeatedly pulled several times without jamming, and is durable. Adjustable velcro kidney belt ensure a safe fit around the abdomen and arms.allowing you to ride safety | ✿ Applicable Occasions- High quality dirt bike gear for motocross, biking, skiing, snowboarding, skating and other extreme sports. Strong impact resistance, providing full body protection | ✿ Protective armor jacket- strong impact resistance, providing full body protection. Please refer to the size chart before placing your order. You can contact us if you have any