The Vaude Alpin Air 30 Backpack. The professional pack for trans-alpine tours: Rain cover gives you peace of mind when your out on the mountains, whilst the expansion bellows (which add 5L capacity) & the helmet holder, give you enough storage space to prepare for any eventuality. Side compression straps, a padded hip belt & F.L.A.S.H suspension system make bike riding with a pack truly comfortable. The opening for a Hydration system is useful for those who wish to make more of this versatile pack- whilst the well thought out storage solutions- coin compartment, map compartment, patch on front pocket & floor compartment- will mean your essentials are easy to find & never far away. ....(continued here)