Ultimate Direction Marathon Vest MonoRip Mesh40D Silnylon200g PowerNet Stretch Mesh Two bottle-compatible front pockets 2 L reservoir-compatible rear pocket, with compression system to eliminate bouncing Zippered and secure iPhone 6 compatible front pocket Velcro closure front stretch mesh pocket with internal key pocket. MonoRipTM mesh back panel confroms to your body and creates Bottles SOLD SEPARATELY. Weight: 4.9 oz.. Fit Range: Small - 24 - 39 in. Medium - 28 - 45 in. Large - 31 - 55 in