VASOLA Folding Bike Shoulder Strap with String Bag Cover is designed for folding bikes. The material is water-resistant Nylon. Using VASOLA folding bike shoulder strap with string bag cover avoids bag getting wet and dirty. The reflective VASOLA printing logo can keep the night time safety. The shoulder pad is eady to storage and attach to the frame when you are riding. Using VASOLA bag cover is a simple and fancy way to take care of your belongings.