This is a bottle holster (model number: 221090008) from the popular outdoor brand, Granite Gear. It can be easily attached to the shoulder harness or waist belt of a backpack, allowing for hands-free hydration. This is a convenient item that is useful in various outdoor situations such as mountain climbing, trekking, hiking, camping, and festivals. --- 【Product Details】 • Brand: Granite Gear • Product Name: Bottle Holster • Model Number: 221090008 • Color: Black • Weight: Approximately 50g • Compatible Bottle Size: Supports bottles from 500ml to 1L • Attachment Method: Velcro (hook-and-loop fastener) and buckle → Used only a few times / No noticeable damage ※ Please adjust according to the actual usage and condition.