Amazon.com : LGEGE Protector for E Bike Battery,Neoprene Protection Cover Electric Bicycle Frame, Waterproof and Against Cold and Heat(21.3'' x 15.0'') : Sports & Outdoors
Amazon.com : Bosch Active Line Plus Interface Cover - Left, BDU3XX (Active Line Plus) : Sports & Outdoors
Amazon.com : LGEGE Protector for E Bike Battery,Neoprene Protection Cover Electric Bicycle Frame, Waterproof and Against Cold and Heat(21.3'' x 15.0'') : Sports & Outdoors
Neoprene Battery Electric Bicycle Case | Bosch Neoprene Battery Case - E-bike Case - Aliexpress