The battery cover with 4.5 mm insulating neoprene effectively protects your battery from cold and moisture in winter - range, performance and service life are extended. The battery cover ideally reflects light and headlights in the dark and in poor lighting conditions. Increase the safety factor when cycling. Thanks to the flexible nylon fastener and the elastic neoprene, the protective cover fits universally on all e-bike frames. Whether , or others, the protective battery cover fits perfectly and doesn't slip while riding. The optimal frame circumference is 28-32 cm. When transporting, use the cover to cover the open battery compartment and . Prevent dirt and damage to your e-bike. Prevent scratches and stone chips in the paint as well as dirt on the battery and frame when riding your expensive e-bike off-road. Colour: Black Material: Neoprene Package Contents: 1 x Bicycle Battery Cover Only the above package contents, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.