Read more Men's Recon Men's Router Men's Surge Men's Borealis Men's Pivoter Men's Jester Liter Size 30 L 40 L 31 L 28 L 29 L 28 L FlexVent suspension system certified by the ACA ✓ ✓ ✓ ✓ ✓ ✓ Organization External pocket, two water bottle pockets and multiple spots internally Two water bottle pockets and multiple spots internally Two water bottle pockets and multiple spots internally External bungee, two water bottle pockets and multiple spots internally External pocket, two water bottle pockets and multiple spots internally External bungee, two water bottle pockets and multiple spots internally Dedicated and Protective Laptop Compartment ✓ ✓ ✓ ✓ Internal Sleeve Only Internal Sleeve Only Laptop Size 18.9" x 11" 14.75" x 12" 15" x 11.5" 13.75" x 11.25" 11.5" x 11" 12.75" x 11" Additional Features Stand-up design, U-pull zippers, 360-degree reflectivity, removable waist belt and two side and bottom compression straps Stand-up design, U-pull zippers, 360-degree reflectivity, removable waist belt and two side compression straps Stand-up design, U-pull zippers, 360-degree reflectivity, removable waist belt and bottom compression straps Stand-up design, U-pull zippers, 360-degree reflectivity, removable waist belt and side bungee and bottom compression straps Stand-up design, U-pull zippers, 360-degree reflectivity and two side compression straps Stand-up design, U-pull zippers and 360-degree reflectivity Read more