The Citadel_H2 MAX is the first half zip CITADEL with two external water bottle pockets. The front exterior panel features two fast-access pockets. The top pocket is our standard CITADEL essentials pocket including our Fidlock® magnetic key-chain. Laser-cut, locking zipper pulls secure your gear. Our standard suspended, protective laptop sleeve is combined with a drop-in tablet pocket. Ergonomic 3D shoulder straps with two densities of EVA foam provide both cushion and support. The pack also has a contoured back-panel with an air-channel to keep you cool and dry. Optional compression straps are great for attaching gear to the of the pack. The CITADEL_H2 features our latest textile: EmberTex™. With EmberTex™ we have now removed all PFAS (forever chemicals) from our supply chain. EmberTex™ is a twisted nylon 6 with an abrasion resistant matte finish, a lustrous texture and a smooth hand feel. The 1200x600 Denier gives it more structure for ease of packing and access. Combined with YKK® Aquaguard zippers, the CITADEL_H2 is durable and weatherproof. Laser-Cut and Bonded hypalon panels embedded in its shell add structure where it's needed. All Black Ember products are made using our BOND-STITCH™ high-precision construction. All textile components are Laser-Cut for precise assembly. This construction yields a functional, durable pack with a blacked-out, minimal aesthetic. CITADEL_H2 Max includes the following: • HANDLE• MAGNETIC KEY RING• REMOVABLE STERNUM STRAP• COMPRESSIONS STRAPS (JET BLACK OR EMBER ORANGE) KEY FEATURES • SHAPED ERGONOMIC SHOULDER STRAPS WITH A REMOVABLE MAGNETIC STERNUM STRAP• LOAD LIFTERS• SEPARATED AND SUSPENDED BUILT-IN LAPTOP SLEEVE• FIDLOCK® MAGNETIC KEY RING• HYPALON THEFT-DETERRENT LOCKING ZIPPER PULLS• OPTIONAL COMPRESSION STRAPS WITH T6 ALUMINUM HARDWARE SPECS SIZE • Dimensional inches: 20 x 12 x 8• Dimensional centimeters: 50 x 31 x 21• Liters: 25• 11 inch tablet compatible• 16 inch laptop compatible• Base weight : 3.5 lbs, 1.6 kg LAPTOP DIMENSIONS • Dimensional inches: 16 x 10.75 x 1.25• Dimensional centimeters: 41 x 27 x 3.18 CRITICAL MATERIALS & HARDWARE • EMBERTEX™ PFAS FREE : 1220x600 Nylon 6• 200 & 420 DENIER MATTE-SILVER RIPSTOP NYLON LINING • DURABLE ELASTIC POWER MESH• FIDLOCK® MAGNETIC HARDWARE• FIDLOCK® MAGNETIC KEY RING• YKK® AQUAGUARD ZIPPERS• T6, AIRCRAFT-GRADE ANODIZED ALUMINUM + LASER ETCHED HARDWARE• LASER-CUT + LASER-ETCHED HYPALON• HYPALON THEFT DETERRENT LOCKING ZIPPER PULLS