Best paired with the Pro-Large camera bag insert and the Slope Medium camera bag insert. A complete table of recommended and compatible inserts can be found below. Ideal for multi-day trips or short adventures with plenty of gear. The DuraDiamond material is a proprietary development by f-stop, making it stronger, lighter, and more weather-resistant. BLOOM foam (made from algae) in the shoulder straps and hip belt provides all-day comfort. A combination of T6 aluminum and plastic enhances stability in key carrying and suspension components. Improved weather-resistant zippers, including interwoven zippers. Enhanced organization and storage features in the pockets, lid, and back panel. Side mesh pockets accommodate a 32 oz/1 liter Nalgene bottle. The aluminum frame shifts the weight of the backpack to the hips, ensuring all-day carrying comfort.