The Lezyne Dry Caddy Saddlebag with Quick Release Mount is a durable, waterproof & easy to use bag that is ideal for the everyday cyclist. The Saddle bag has been constructed to be tough, the rugged TPU with high welded seams ensures the content of the saddlebag is bone dry & safe. The roll top closure of the bag makes sure that no rain water or road spray will enter the bag & t osecore the roll top in place there is a velcro strap either side to fasten down. Detailed with a reflective logo design it will help you stay seen on the roads in the darker hours of the day. The bag offers ease of access, with a large main opening you are able to get a hand in there to pull out what you need. Over all the Lezyne Dry Caddy is a great all-round saddle bag that can do tours of countries to rainy commutes in the morning & evening.