The Basil Rear Battery Cover is a battery cover specifically designed for the Shimano Steps rear-mounted battery. This cover is available in black. Made of 4.5 mm thick neoprene, the battery cover provides thermal protection and cold protection. The cover's material keeps the battery warm, improving its lifespan and performance. It also protects against shocks and damage. The battery cover has an opening for easy access to the battery and holes to check the remaining battery life. Use the Basil Rear Battery Cover to protect your battery from the cold and improve its lifespan. Specifications: - Dimensions: 36 cm x 12 cm x 8 cm (External dimensions) - Activity: Commuting, recreational - Color: Black - Material: Neoprene - System: Velcro