Come and see our amazing products. This bag is made of soft neoprene fabric, which is breathable, comfortable and flexible. The outer layer is waterproof, effectively preventing sweat from seeping into the inside of the bag. The outer layer has a reflective strip, with a strong light-flipping effect, so you can exercise at night more safely. In addition, the outer side is also reserved for headphone holes, so you can listen to songs while exercising, stress reduction and relaxation Pls confirm with us about the packing info, stock color and exact production time before placing your order.