Foliage Green. Measures 20 1/2" x 16" x 7 1/2". Approximate capacity 2810 cubic inches. Comfortable back padding, supple, curvaceous straps supported by 1" nylon webbing, a chest strap, and a waist strap (padded and concealable) help distribute the weight evenly throughout the upper body. Removable 1" nylon webbing loops at the bottom can be used to tie a sleeping bag or a tripod. Compatible with 100oz hydration reservoir.