Cool walker Multifunction Cycling Bicycle Bike Luggage Bags Handbags Seat Trunks Made of high quality waterproof polyester with solid structure; Size: 12.6(L) *6.7(W)*7.5(H) inch /32 x17x19cm, please allow 1-2cm differs; Large capacity, A pack with multi-purpose, which also can be used as a handbag or as a single shoulder bag when out of bike; High-quality smooth two-way zipper, easy installation and bottom non-slip design; The top has rubber band, and raincoat or other stuff can be placed conveniently; Side pockets design, which can be placed in the kettle, rain cover, gloves, etc; You can put taillights for riding safer at night; It is perfect for cycling, travel and so on.