?Waterproof Material? Made of superior 900D polyester and PVC fabric, along with caulking treated waterproof zipper, this bike saddle bag is fully waterproof, perfectly protect your items against raindrops and moist
?SEAT POST HEIGHT ATTENTION?Our bike bag under seat is suitable for most bicycles whose seatpost height is greater than 26cm like small E-bikes, Unicycles, Electric Scooters, Water bikes,road bikes, mountain bikes, Folding Bikes and more. Please MEASURE your seatpost height before purchase.
?Double Water Bottle Holders?Mesh water bottle holders on both sides of the bike bag allow you to take 2 water bottles with you to keep enough water supply, The middle compartment inside the main pouch, ideal to keep your cycling necessaries and tools separately
?Adjustable Velcro Straps?The Velcro straps on the back can be adjusted as you need, so it can grasp tightly on the bicycle and fit most types of bikes
?Safe Reflective Strips?Reflective strips can be found on the front, on both side mesh pockets, as well as on the PVC edge, while a tail light can be hanged on the front strip, which make you visible at night and ensure your safety while cycling