Years of Big Promotion Donemore Bike,Bicycle Saddle Bag Under Seat Bike Seat Bag with Reflective Strip Design Bike Bag for Mountain Road Bikes, Quick Release, Bicycle Accessories Feature: Modeling design: three-dimensional modeling design to avoid items being squeezed to the greatest extent. Internal mesh compartment helps you organize storage items. effect: The surface is treated with and zipper, which has a certain effect. (do soak in water) Night Visibility: Reflective tape around the seat bag and the included reflective lights can be hung from the rear, making it easier to attract attention and enjoy a safer ride when riding at night. LARGE SPACE - The three-dimensional structure creates larger storage capacity, ideal for storing everyday items, cell phones, keys, small bike accessories, tire repair kits or multi-tools, etc. Easy to install: The upgraded fixing components can be adjusted in width, and the upper part fixing position can be adjusted by 90°. Fits most car models and can be fastened and released easily. Description: Product color: White Product weight: 0.2KG/0.44 LB Packing weight: 0.25KG/0.55 LB Material:PVC Product size: 21x10x6.5cm/8.3x3.9x2.6 in Packing size: 26x13x8.5cm/10.2x5.1x3.3 in Package Included: 1 x Bike bag Product weight: 0.2KG/0.44 LB Packing weight: 0.25KG/0.55 LB Material:PVC Years of Big Promotion Donemore Bike,Bicycle Saddle Bag Under Seat Bike Seat Bag with Reflective Strip Design Bike Bag for Mountain Road Bikes, Quick Release, Bicycle Accessories Feature: Modeling design: three-dimensional modeling design to avoid items being squeezed to the greatest extent. Internal mesh compartment helps you organize storage items.