This is a premium Rear Seat Bag. Suitable for a variety of bike type, folding bike, road bike, mountain bike and so on. Flap design for easy open but well keep things security. Large capacity for daily necessities like wallet, books, costume, cosmetic, etc. Durable and practical.Feature- Color: Black.- Material: canvas.- Size: About 15 × 26 × 18cm.- Light weight and easy for water cleaning, washing.- Flap design for easy open but well keep things security.- Exquisite workmanship make it with good wear- resistant and not easy to break.- Large capacity for daily necessities like wallet, books, costume, cosmetic, etc. Durable and practical.- Suitable for a variety of bike type, folding bike, road bike, mountain bike and so on.In the Box1 x bike rear bag