This 1.5-liter hydration bladder pack (w/4 L total storage capacity) provides a low-profile, minimalist way to comfortably wear your water and bring along other essential items on your journey.

• 1.5 L hydration bladder included
• Front storage for nutrition and phone, fits most large-format smartphones
• Main back zippered pocket for extra layers and other running essentials
• Adjustable front and side straps for dialing in a perfect fit
• Soft perimeter binding prevents chafing
• Weight without Bladder: 5.5 oz/156 g
• Weight with Bladder: 9.5 oz/269 g
• Total Storage Capacity: 244 cu in/4 L
• Unisex; One Size Fits Most