Nathan Vapor Swift Blue Nights/High Risk Red (4L)

This light weight, pack utilizes the AdaptiveFit™ system to conform to the runner! The VaporAir’s little brother has a game changing fit and contours to your form, regardless of change to your shape or size. With the lightweight, breathable and chafe-free material, you can rest assured that when you gear up for your next marathon, trail run, hike or Spartan Race, you have all the hydration and storage for on the go that you need.

• Brand: Nathan
• Adjustable Sizing System
• Vest fit is snug and sizing tends to run small – size up!
• Includes 1.5L bladder and its quick release valve system
• Two storage pockets on the side (can fit flasks up to 22oz)
• Large main storage compartment
• One back kangaroo pocket for essentials and more
• Lightweight and comfortable
• No bounce, chafe-free breathable materials
• Secure front shoulder zippered pockets
• 360 degree reflective for runs in low visibility
• Transparent zippered pocket for quick viewing
• 20% Nylon, 80% Polyester
• FIT: Adaptive
• Storage Capacity: 244 cu in/4 Liters
• Weight With Bladder: 10.68 oz/302.9 g
• Weight w/o Bladder: 6.87 oz/194.9g