Molle ridden Mission EXP Hip Packs are overbuilt for maximum storage and comfort in the outdoors. Equipped with an internal pocket system, you can take what you need and compartmentalize with ease. Designed for your Grayl, our Expanse BottleDrop and BottleLock storage systems offer you a multitude of options to carry any water bottle and essential gear. Velcro loop with a clip-in metal o-ring allows is an idyllic landing spot for grab-n-go G-Mod Velcro Accessory Pouches for quick and easy access to compact items. Constructed with 100% recycled nylon, stretch woven fabrics, YKK water-resistant zips, and premium hardware. Available in 2.0L, 2.5L and 4.5L capacities; each expandable by up to two liters when extra volume is needed by deploying the Expanse BottleDrop Pockets.