Waterproof Bicycle Tail Bag

THE UPDATED TYPE IS WATERPROOF AND COMES WITH ONE TAILLIGHT. FEATURES PLENTY OF ROOMBicycle saddle bag with 1.6L large capacity main pocket, you don't need to carry a bulky backpack or fill up Jersey pockets anymore, especially in long rides. It has enough room for long ride essentials like energy bars, repair tubes, patch kit, chain lube, tire levers, mini pump, keys, etc. SEAT POST HEIGHT ATTENTIONOur bike bag under seat is suitable for most bicycles whose Seatpost height is greater than 25cm like small E-bikes, Unicycles, Electric Scooters, Water bikes, road bikes, mountain bikes, Folding Bikes and more. Please measure your Seatpost height before purchase. COMES WITH TAIL LIGHTSThere is a tail light on the bag, which can be bright and flashing, reflective stripe design ensures safe riding at night, extremely increases your riding safety at night. WATERPROOFThe bicycle seat bag is made of carbon microfiber (easy to clean after riding on a muddy road) and with a waterproof z