The Lens Trekker 600 AW III is a robust option for professional photographers that carry big glass for nature, wildlife and sports shoots. Get customized, maximized comfort for transporting big glass with Lowepro's ActivLift System harness, built for load-lifting support. Customize your fit with the ergonomic, removable and adjustable torso harness - it’s crafted with contoured 3D mesh straps and a padded waist belt for extra comfort. Protect your Pro DSLR with 600mm lens or unattached 800mm lens within the sturdy interior built of shock-absorbing foam. Adjustable, padded dividers and a lens collar secure a large kit. High-performance tech fabrics - from 630D high-density nylon Oxford body to 1000D Cordura base - provide superior abrasion, tear and water resistance plus durability, without adding extra weight. Safeguard your big glass from the elements with a built-in All Weather AW Cover. A drop-down zipper provides full access to gear; two memory card pockets on the inside lid keep essential accessories organized and secure. Extra features include: roomy front accessory pocket, tripod mounting system to attach to either side of pack; sturdy Duraflex D-rings for strong attachments; Slip Lock loops to expand carrying capacity; plus cinch straps to secure a jacket, tool or personal gear to pack. The Lens Trekker 600 AW III fits a Pro DSLR with telephoto lens attached (such as 600mm f/4L) OR 800mm lens unattached, lens hood, tripod, accessories and small personal items. Internal Dimensions: 20 x 22 x 61 cm (7.87 x 8.66 x 24.02 in); External Dimensions: 30.2 x 41.3 x 66.6 cm (11.89 x 16.26 x 26.22 in); Weight: 3.3 kg (7.26 lbs.).