35/45L Adjustable Waterproof Dustproof Backpack Sport Bag Rain Cover Portable Ultralight Shoulder

Description:

20-80L Waterproof Dustproof Backpack Shoulder Bag Small Large Cover Portable Ultralight Sun Rain More

Description:

[Comfortable and Breathable] The chest strap of the backpack is adjustable, which can still allow the backpack to fit the back on bumpy roads without swinging, reducing friction. Widened comfortable shoulder straps make it easier and more comfortable... More