1.2 IN 1 MULTIFUNCTIONAL BAG: Bike handlebar bag and shoulder bag as needed; With buckles on both sides of the bag, can be attached to the handlebar through the snap closures and can easily be attached or detached; Comes with a shoulder strap, can be used to carry the bag around after detached from bicycle 2.Stand Wear and Tear:The bag is made of a material called 'Twill Fabric' which is made of three kinds of materials through high temperature heat; The middle is the wellknit Nylon mesh; Even in the harsh outdoor conditions, this bag can be wearresistant 3.Stable and Antiattrition: We are using three adjustable rail systems to keep the bag in place; The straps are long enough to snug it down tight against the front tube and top tube; They are made of nonslip soft leather to reduce friction on the bike handlebar 4.Optimal Storage Room for Small Items: Size: 9.853.557.48 Inch; The main compartment is 7.5' x 3.5' x 9.8' 0.8lb; It fits small essential items like a cell phone or a wallet Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.