【Safety Design】The reflective strip design of the motorcycle backpack allows you to ride the motorcycle safely at night or in a dimly lit environment, ensuring the safety of the rider's day and night travel 【Waterproof Design】The helmet backpack is made of waterproof fabric and waterproof zipper, so it will not get wet even if it is used in rainy days 【Safe Riding Design】The customized letter reflective strips on the front of the backpack make it safer to ride at night 【Waterproof Design】The backpack is made of waterproof fabric and waterproof zipper, so it will not get wet even if it is used in rainy days