[WHY WE LIKE IT] If you just want to strap a bag on your bike and go, this is a great bicycle accessory, a saddle bag that straps on the bottom of your seat and carries your phone, keys, wallet, mini pump, bike lock and any other small items that you need to take with you. Its easy to open without having to take it off and is made with high quality leather[DURABLE MATERIAL]Our bike seat bag is made of PU leather, sturdy, stylish and in good shape, which offers well protection for your belongings. It has high tear resistance and prevents damage from friction, which guarantees that the bike saddle bag can be used for a long time.[WATER RESISTANT] This bicycle saddle bag is fully water resistant, perfectly protects your items against raindrops and moist.[TAILLIGHT COMPATIBLE] With taillight mounted on the back, cyclists can easily mount the taillight on the saddle bag, increasing the visibility in dark and ensuring safety during night time riding (Note: Taillight is not included in the package)[EASY TO INSTALL] Strap-On mounting design allows the saddle bag to fit and be secured in place on most of the bicycle seats and seat posts. With an adjustable Velcro strap design, it is easy to attach or detach the bag to your bike. More importantly, it will not touch your legs anymore while cycling