HIGH QUALITY MATERIAL- This bike bag is made of finely woven nylon, which is abrasion and tear resistant and durable. An ideal professional bike accessory to fit in front of your handlebars. Product Size042 - Screen Size: 6.7''. Car bag size: 21*11*18.5cm, installation method: Velcro installation. Shoulder Straps: Configuration. Product features: sensitive touch screen, glued waterproof zipper, large-capacity design, can be carried on the back and can be hung, and a rain cover is provided as a gift. D21 - Screen size: 7.0''. Car bag size: 22*19*13cm, installation method: Velcro/buckle. Shoulder Straps: Configuration. Product features: sensitive touch screen, glued waterproof zipper, large-capacity design, back and hanging, reflective design. D46 - Screen size: 6.0''-7.0''. Car bag size: 20.6*18.3*12.5cm, installation method: buckle installation. Shoulder Straps: Configuration. Product features: sensitive touch screen, glued waterproof zipper, large-capacity design, back and hanging, waterproof for life, easy to install. D47 - Screen size: 6.0''-7.0''. Car bag size: 20.6*18.3*12.5cm, installation method: buckle installation. Shoulder Straps: Configuration. Product features: sensitive touch screen, glued waterproof zipper, large-capacity design, can be hung on the back, waterproof for life, easy to install, and can support the screen. Touch Screen Mobile Phone Window- The bicycle bag handlebar has a transparent PVC layer on top for mobile phone fixation and sensitive operation. The touch screen design makes it easy to answer when someone calls or has a message coming in. Also suitable for map guidance. No need to take out your phone. Works with most models of smartphones, GPS, maps. NIGHT RIDING PROTECTION- The reflective tape on the middle front of the touch screen riding bag ensures safe riding in low visibility weather, allowing you to ride safely at night. Put your safety first.