Instead of trekking back and forth from the water cooler at work, get more done and be able to top up your H2O easily with the Hydration Backpack 3L Hi Vis from Thorzt. This pack features a bright exterior so that it can be seen easily, with V-Form retro-reflective strips which provides you with low light visibility as well. The slimline design will fit comfortably against your back and features closed cell insulation which will keep the water inside the 3L bladder cool for hours at a time. To reduce the risk of snag injuries, this pack also has quick-release buckles and fully adjustable straps for a comfortable fit. Stay safe and hydrated for a day at the worksite, by filling up the Hydration Backpack 3L Hi Vis from Thorzt. Bright high-vis exterior for safety V-Form retro-reflective strips provide you with low light visibility Slimline design will fit comfortably against your back Closed-cell insulation to keep water cool 3L bladder included Quick-release buckles to reduce risk of snag injuries Fully adjustable straps for a comfortable fit