GRID MTB SEAT BAGA tiny bag with big potential. Together with tough materials, an internal pocket and a built in light loop the Grid MTB is large enough to fit an MTB tube or a multi-tool, 2 tire levers and a CO2 inflator.DETAILS- Tail Light Loop- Water Resistant Zippers- Hook and Loop Attachment- Retro Reflective Material- Ergonomic Zipper Pulls- Robust, Abrasion-Resistant Outer- .45 Liter capacity- 31g