osprey backpack 25l Sportlite 25 and there is a lower loop for a signaling light Osprey Escapist 25L Biking Backpack,

The details This sleek mini duffle bag is made of knit nylon, which is also water-repellent

Stash some snacks and tissues in this pocket, as well, for easy access on the go

Plus, a lighter fabric undoubtedly helps keep the weight down on this 40-liter backpack

Features Patented, collapsible design Easy pull-out, detachable backpack straps Two-wheel system with protective rails & fabric kickplate Locking push button trolley Stands upright on its own Two exterior pockets: convenient 3-1-1 top pocket & full length side pocket for last-minute stash items Top & bottom grab handle Lockable #10 reverse zips (main opening) Internal tie down straps Lightweight: 5.88 lbs., 2.67 kg.

The daypack, which attaches to the front of the larger pack, has room for camera gear, daily essentials, and a small laptop (via a built-in sleeve)