Zefal Z Light S Seat Bag This seat bag from Zefal is a compact bag that fits to your seatpost using velcro straps. The Z Light S is lightweight at 40 grams and has the capacity for 0.5L of storage. This is the ideal option for carrying the basics such as your phone, wallet and keys - it'll even fit a 700c tube, tyre levers and a CO2 cartridge with a regulator.
Features
Capacity of 0.5L
Weighs 40g
Fits to seatpost & saddle rails via velcro straps
Waterproof zip
Rear opening
Rear light strap bracket so you can attach a tail light
