ROCKBROS 3L Cycling Bicycle Bags Top Tube Front Frame Bag Waterproof Triangle Pannier Bike Bag - Black

High density nylon material

Rainproof zipper cover,seamless stitching

U-profile stud, not easily deformed

Removable straps, adjust the strap position

Five strips to fixed, not easy to move

Reflective straps bag, size: 40x6x12.5cm 

Quick installation, hook installation, convenient and quick

3L large capacity, can put 1.25L water bottle

Compartment design, put the card, money, earphone etc