Made with a high quality 1000 denier condura plus material and featuring an expanding section for added storage unique positive locking 2 piece rail fixer securely attaches bag to the saddle rails and allows you to remove it in seconds expands from 14 litres to 16 litres quickly and simply to provide plenty of storage for those ride essentials the bag measures 220mm in length 100mm in width and 100mm in height and is finished off with a 3m scotchlite reflective strip on the rear for added