Designed for the sunrise to sunset adventurer who enjoys the outdoors too much to turn back. The structured suspension and lightweight hipbelts mean you can still plan to be prepared, but you won't let it dictate your pace. Whether it's day hiking, mountain biking, or trail running, these packs are meant to carry what you need without slowing you down.The Topaz 18 is a lightweight pack for day to day use. Whether hiking, cycling, or going to festivals, you can always have this pack on hand. Drop in your hydration bladder and take a drink. The roll top closure keeps things nice and simple.