Sierra Designs Flagstaff 4L Hydration Pack – Black

Sometimes, you just need the basics. This Flagstaff Hydration Pack has your back with the included 2L hydration reservoir and a sleek, low-profile design that accommodates the essentials. External stash pockets store your quick-access items, with additional internal storage space in the main compartment. Want to pick up the pace? An integrated chest strap keeps the pack in place while you’re on the move and adds comfort.

Product Highlights

• Lightweight active use hydration pack
• Includes 2L hydration reservoir
• Dual-sided hydration ports
• Main reservoir compartment
• Quick-access stash pocket
• Reflective safety accent
• Sternum strap for added stability and comfort
• Lifetime limited warranty

 WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov