Gregory Stout 45 Backpack | Travel Backpack from Gregory | VersaFit adjustable torso length with perforated 3D foam breathable backpanelPadded wraparound hipbelt with large zippered pocketsPerforated, breathable shoulder harness with sternum strap featuring an integrated safety whistleWishbone alloy frame for stable load management and torsional flexibilityZippered bottom sleeping bag compartmentZippered top pocket with underside zippered pocket and key clipDual-side durable mesh pockets with top and bottom compression strapsFront oversized stretch mesh pocket with durable fabric panelQuick-pull drawcord closure and top webbing compressionHydration sleeve with with Speedclip hydration attachment system compatible with Gregory Hydro reservoirs (reservoir not included)Trekking pole/tool attachment point with bungee closure systemReinforced bottom panel with dual layer constructionAvailable in Plus Size with extended length shoulder straps and hip belts, plus additional fit revisions to accommodate larger body shapes (Stout 45/70, Amber 44/68)