★Note: The outside of the airbag vest can be equipped with a backpack or something similar, but it should be noted that the backpack strap should not be too tight, otherwise it may hinder the airbag suit and work. Please try not to equip backpacks. ★High-visibility reflective: Adjustable air vest with multi-directional reflective strips designed with high-brightness reflective tape, making it safer to ride at night and in hazy weather ★600D fabric: The motorcycle airbag comfortable fabric is safe and breathable, the whole is made of nylon 600D fabric, and the inner nylon composite mesh is comfortable and breathable ★Automatic trigger: The inflatable air vest automatically unfolds when the key ball is released when you are separated from the bike or horse. ★Service: If you encounter any use problems, please send me an email, change the size, return the goods is free, I will reply to your questions within 12 hours