Waterproof Bicycle Saddle Bag With Bicycle Tail Light

Do you ever wish a bicycle seat bag which doesn't need rain cover, and do not worry water leaks from zipper when you cycle in rainy days? Roswheel waterproof bike saddle bag is a great choice for you! You can put your cell phone, wallet, bicycle front light, tail light, keys or repair tools in the bag.  TAIL LIGHT DESIGN--The pocket carries a waterproof LED bike tail light, which has 2 lighting modes: Steady&flash, short press to change the lighting mode, increase your safe riding at night(Please open the battery cover, and move the battery's insulating piece away before first use the tail light) EXCELLENT WATERPROOF PERFORMANCE--Made of high quality carbon fiber materials and water-resistant zippers, provides better waterproof performance to protect your valuables from water, dirt, and dust, easy to clean and durable PORTABLE AND PRACTICAL--Zip closure and practical open design make it easy to open and prevent falling out of inside items. Enough space can store your wallet,