The Peak Design Outdoor Backpack 25L is a frameless daypack built to carry camera gear alongside clothes, provisions, and camping equipment on single-day outdoor trips, using Peak Design's modular Packing Tools to configure the interior for whatever a given trip needs. Its Terra Shell 210D ripstop nylon is 100% recycled, Bluesign-approved, and PFAS-free, giving it functional weatherproofing without relying on the harsher chemical treatments used in older waterproof fabrics. A huge rear access panel accepts Peak Design Camera Cubes for dedicated camera storage, fitting one Smedium cube with room for an X-Small cube on top. Modular Packing Tools compatibility: Configures for camera gear, clothing, camping equipment, or a mix, from a single camera/lens to a full professional kit. Vest-style load-distributing straps: Reduces arm and shoulder strain while providing quick-access storage and Capture Camera Clip attachment points. Terra Shell 210D ripstop nylon: 100% recycled, Bluesign-approved, PFAS-free fabric that's abrasion-resistant and functionally weatherproof. Ultra Cinch roll-top access: One-handed opening with 5L of expansion capacity. Rear access panel for Camera Cubes: Fits one Smedium Camera Cube with room for an X-Small cube on top. Three external Flex Pockets: Quick-access storage for large items like water bottles, hiking poles, and tripods without a floppy profile.