This system is perfectly tailored for road, triathlon, gravel, mountain, and commuter bikes, allowing for easy storage of keys, wallet, tools, or even snacks. This modern design with refined shaping integrates seamlessly into most bike frames and is conveniently placed in front of the rider for quick and secure access while riding. It comes with a direct mounting option for compatible bikes or with slots for Velcro straps, suitable for any size top tube. Weight: 110 g, Material: Polycarbonate, Type / Application: Frame bag, Compatibility: Universal size, Total volume: 0.47 l, Dimensions in cm (L x W x H): 18.8 x 7 x 7.