Gregory Tetrad 40 Backpack - Unisex Pixel Black. The adjustable suspension will provide that comfort you need for the final leg from the train station to the hostel. Specifications for Gregory Tetrad 40 Backpack - Unisex: Manufacturer: Gregory Color: Pixel Black Features of Gregory Tetrad 40 - Unisex Included 3-in-1 packable check-in rain and anti-theft cover. ActiveShield zippered TPU coated compartment keeps dirty or wet clothing and gear separate for vapor odor and dirt protection. FlipGuard compression panels protect the zipper and fold away for full access and easy packing. Full surround GearGuard foam padding protects contents and makes for easy packing. Fully adjustable torso length with wishbone alloy frame suspension and perforated shoulder harnesses. Peforated breathable backpanel with wrapping hipbelt. Large u-Zip main opening with lockable zipper sliders. Top zippered pocket for storage of 3-in-1 cover doubles as quick access pocket. Internal zippered quick access security pocket with key clip and internal mesh zippered organization pocket. Durable stretch mesh front pocket with secure buckle closure. Front zippered pocket with internal padded tablet and laptop sleeve. Reflective front gear loops front light loop and padded haul handles. Comfort grip zipper pullers. Package Contents: Gregory Tetrad 40 - Unisex Gregory 121118-5466: Tetrad 40 Backpack - Unisex Pixel Black Gregory 121118-5466: Tetrad 40 Backpack - Unisex Pixel Black