● Bicycle seat bag can be installed under the seat of the bike to collect your necessities
● Magic tape to fix the bag on the bike tightly
●Smooth zipper closure is convenient to put items in or take items out
●High-quality 900D nylon material is stronger and more durable
● High capacity for raincoat, map, phone, money, simple tools, bicycle glasses
● Suitable for MTB, travel bike, road bike, etc.