Arc'teryx Aerios 18 Backpack trekking backpack

The Aerios 18 backpack from Arc'teryx is an ultralight and durable 18-liter backpack, specifically designed for fast hiking and day trips in the mountains that require maximum agility. Thanks to its innovative interchangeable shoulder strap system with two-point adjustment, this backpack offers customizable and precise fit, allowing for optimal load stabilization on different body types. The main body is made with the exclusive Hadron LCP (liquid crystal polymer) fabric, an incredibly lightweight material with abrasion resistance comparable to fabrics of double weight, ensuring protection against tears and abrasions along the most rugged trails. The structure includes a highly breathable AeroForm back panel and an internal anti-twist sheet that enhance comfort during transport, while the PFAS-free DWR water-repellent treatment ensures effective protection against light rain and humidity. The technical features are extremely comprehensive and include two attachment points for trekking poles, a front compression system with elastic cord, and a series of daisy chain webbing for carrying external gear. Regarding load organization, the backpack has a top pocket, an internal security pocket with a key clip, two side pockets, and two convenient zippered compartments located directly on the shoulder straps, ideal for holding 500 ml soft flasks or electronic devices. Fully compatible with hydration systems, the Aerios 18 weighs only 567 grams and meets strict environmental sustainability criteria as it is made with bluesign approved materials. With dimensions of 49 cm in length, 24 cm in width, and 19 cm in depth, this backpack represents the perfect synthesis of technical lightness and robustness for those seeking high performance in the outdoors.