Experience the ideal run companion with the Unisex Hypernight Quickstart 2.0 6 Liter Hydration Pack by Nathan Sports. Crafted in a sleek Charcoal/Reflective Silver, this pack features front and back pockets for excellent storage, and a convenient bungee system for quick layer stashing. An included 1.5L hydration bladder, front storage for nutrition and most large smartphones, and a main back zippered pocket ensure all your essentials are within reach. Weighing only 12.9oz (366g) with the bladder and 7.7oz (218g) without, it provides a lightweight and adjustable fit, featuring soft perimeter binding to prevent chafing.