With optimal breathability, comfort, storage and easy-access soft flask hydration, the men's Nathan Pinnacle 4 L hydration vest is designed to keep you at the top of your race day game.

• Best Use: Running
• Frameless
• BPA Free
• Gear Capacity (L): 4 liters
• Gear Capacity (cu. in.): 244 cubic inches
• Number of Exterior Pockets: 7
• Material(s): 85% polyester/8%nylon/5% spandex/2% rubber wire
• Dimensions: 16 x 16 x 4 inches
• Weight: 5 ounces