The Blue Quartz Hydration Backpack with 2L Water Bladder is your ideal companion for running, cycling and outdoor activities. Lightweight and practical, it features breathable mesh straps for all-day comfort and an L-zip wide opening for quick access to your gear. Equipped with a 2L water bladder (included) and internal insulated pocket, it ensures efficient hydration without stopping your activity. Reflective taillight loops enhance safety in low light, while a helmet net, front kangaroo pocket and shoulder elastic mesh pockets provide ample storage. Adjustable chest buckle with whistle prevents bouncing, and recycled lining makes it eco-friendly. Perfect for men and women, it fits hiking, running, cycling and casual outings, balancing comfort, functionality and durability.