Strauss Bicycle Frame Bag, (Black) and Bicycle Speedometer, (Black/Red) Touch screen: Tpu material, very sensitive to use the touch screen Waterproof: Both sides of the pockets with waterproof pu fabric, and the zipper is also waterproof design, there is no problem cycling in rain, but not recommended in a heavy rain for a long time This bicycle speedometer is waterproof and works great on rainy days as usual when riding Portable size, light weight, wide application this bike odometer is only for 1.8 x 1.8 inches (l x w) and 0.18 lb, which is easy to carry and save your space Multi functions with auto sleep and wake-up its records speed in mph/kmph, riding time, distance, scan, maintenance alert