DescriptionThis Tail Bag made of Nylon which sturdy and durable. You can pack everything you need for a ride, and this tough ballistic nylon pouch will secure easily around your seatpost and saddle rails, and the single zippered opening makes it easy to find what you're looking for. And its fashion design which make your bike looks so beautiful and convenient to carry.Feature- Color: Black. - Material: Nylon. - Size: 20.5x9x8.5cm. - This product is with small and exquisite appearance, convenient to carry, it is suitable for bicycle. - It adopts waterproof polyester material, solid and durable. - Zip closure and practical open design make it easy to open and prevent falling out of inside items. - Wide sliver grey reflective stripe, it is safe to ride at night. - Suitable for packing cell phones, money, key or ID card, etc. - Suitable for a variety of bicycles and outdoor cycling.