1、The high‑frequency voltage process and 500D PVC waterproof fabric are fully waterproof and protect you from wind and rain. 2、The 1.2L large capacity can meet the requirements to storage daily riding belongings, large openings make it easier to pick up and place items. 3、Multi‑point hook and loop fasteners are fixed, firm and not loose. The straps are fixed with male and female integrated hook and loop fasteners, which is convenient and stable for assembly and disassembly. 4、The durable saddle bag using high‑quality buckles are used to improve durability. 5、External hanging expansion, the top of the package body is equipped with an expansion slot for external lighting, which can improve riding safety after hanging the tail light. Item Type: Bike Saddle Bag Material: 500D PVC+Nylon Color: As Pictures Shown Product Size: Approx. 240x85x80mm/9.4x3.3x3.1in Weight: Approx. 211g/7.4oz How to use: Pass both sides of the straps through the underside bracket of the saddle, then fasten the buckle and tighten the straps Hook and loop fasteners strap is fixed on the steel tube below the saddle 1 x Bike Saddle Bag