Men's Surge Men's Jester Men's Router Men's Recon Men's Borealis Men's Pivoter Buying Options Add to Cart Add to Cart Buying Options Add to Cart Add to Cart Customer Reviews 4.6 out of 5 stars 30 4.9 out of 5 stars 39 4.8 out of 5 stars 12 4.8 out of 5 stars 57 4.7 out of 5 stars 44 4.7 out of 5 stars 702 Price — no data $75.00$75.00 $143.05$143.05 — no data $94.99$94.99 $84.95$84.95 Liter Size 31 L 28 L 40 L 30 L 28 L 29 L FlexVent suspension system certified by the ACA ✓ ✓ ✓ ✓ ✓ ✓ Organization Two water bottle pockets and multiple spots internally External bungee, two water bottle pockets and multiple spots internally 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 External pocket, two water bottle pockets and multiple spots internally Dedicated and Protective Laptop Compartment ✓ Internal Sleeve Only ✓ ✓ ✓ Internal Sleeve Only Laptop Size 15" x 11.5" 12.75" x 11" 14.75" x 12" 18.9" x 11" 13.75" x 11.25" 11.5" x 11" Additional Features Stand-up design, U-pull zippers, 360-degree reflectivity, removable waist belt and bottom compression straps Stand-up design, U-pull zippers and 360-degree reflectivity 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 two side 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