To use the Elementa Strap, simply load your essentials using the built-in straps and attach it to your saddle rails, seatpost, or downtube, and secure with the hook and loop fastening strap. Comes with two durable and detachable nylon straps so you can quickly access or remove your gear at a moment's notice.Note: Inner tube, CO2 cartridge and mini tool not included.·      Polyester hook and loop fastening strap with built-in bungee strap·      2 detachable Nylon straps·      Hook and loop fastening strap with anti-slip and scratch-free fabric·      Mount: Saddle rails, seatpost or downtube·      Size: Medium·      Weight: 28g / 0.99oz·      Dimensions: 50 x 2.5 cm