This ultra bright seat pack offers a real payload and comes with a convenient adapter system for quick and easy attachment. Made of a highly reflective fabric in neon yellow and black the waterproof saddle bag two high visibility is a redesigned ortlieb classic that offers enhanced safety. With a 4.1 liter payload the pack is spacious enough to replace a small backpack. The saddle bag two high visibility is ideal for road bikers mountain bikers and other bikers who want a stand alone pack or additional stowage space for longer tours. Thanks to the packs roll closure and side buckles everything you stow remains snugly packed and easy to access. The saddle bag two attaches directly to your bike seat with an adjustable snap buckle. The intuitive adapter allows you to quickly attach the pack to or detach it from your bike. Moreover the snap buckle is compatible with all previous saddle bag two models so that you could use it on different bikes. A velcro strap that attaches to your seat stem provides additional stability effectively preventing any unwanted shifting. Another advantage the pack doubles as a rear fender keeping spray water off your back. Not suitable for carbon seat posts and carbon saddles! Further features pvc free reflective fabric ideal for use with mountain bikes road bikes and touring bikes no protruding plastic parts on the inside adjustable attachment below your bike seat velcro strap compatible with seat stem diameters of up to 34.9 mm e.g. The birdy folding bicycle increased nighttime detectability thanks to the highly reflective fabric daisy chain for the optional attachment of a rear light color neon yellow black material ps50cx ps50x bag type single adapter instructions download datasheet download 360deg view 360deg weight 290 g 10.2 oz height 14 cm 5.5 inch width 21 cm 8.3 inch depth 28 cm 11.0 inch volume 4.1 l 250 cu inch properties mig nopvc ip64