OUTDOOR BACKPACK 18L: Designed for everyday explorers or minimalist adventurers, the 18L Outdoor Backpack is light, sleek and comfortable for any journey. It's everything you need in a technical daypack, and nothing you don't. EVERYDAY VERSATILITY: A hiking daypack that moonlights as a commuter backpack or camera bag. The hydration sleeve converts into a laptop pocket (fits up to a 16" MacBook Pro), with a hose pass-through up top for seamless trail-to-office transitions. MODULAR BY DESIGN: Built to adapt, this pack pairs perfectly with Peak Design Packing Tools like the Smedium Camera Cube and Ultralight Packing Cubes. Customize your carry – whether it's trail, tech or travel – without wrestling with your setup. BUILT TO ROAM: Vest-style straps take the load off your shoulders, offering balanced carry and quick-access storage. Made from weatherproof, abrasion-resistant Terra Shell fabric that’s 100% recycled and Bluesign approved. RADICAL PRODUCTS, RADICAL COMPANY: Peak Design creates industry-shifting, lifetime-lasting gear with a mission to leave the world better than we found it. No investors, no venture capital – just innovation on our terms. No two outdoor trips are the same – your gear, environment, and needs are always changing. The Peak Design Outdoor Backpack 18L incorporates innovative features that just work, so you can spend more time enjoying the outdoors and less time wrestling with your gear. Perfect as a day hiking backpack, commuter bag or for short trips, this compact daypack offers a lightweight, frameless design that doesn’t sacrifice comfort or performance. Featuring a 270-degree rear zip for easy access, convenient pockets inside and out, and a hydration sleeve that doubles as a laptop sleeve, this 18L Peak Design backpack keeps your gear organized and easily accessible. It integrates seamlessly with Peak Design’s Smedium Camera Cube, allowing you to convert it into a camera bag in an instant. With its durable, weatherproof construction and modular design, this lighter, sleeker and more comfortable backpack provides a streamlined solution for every adventure, big or small.