Technical data Size 80L Volume (L) 80 Weight* (g) 450 *Flybubble note: We weighed the TREK 2 LIGHT at 440g without and 463g with the shoulder pockets (~10g lighter than Supair’s stated weight). TREK 2 LIGHT: ULTRALIGHT RUCKSACK LIGHTWEIGHT Designed fo hike-and-fly races, the TREK 2 LIGHT rucksack is made from ultra-lightweight materials. Originally developed to equip pilots in the 2015 Red Bull X-Alps, this range of bags has since evolved into a more robust design—enhancing comfort and durability without compromising on weight. Built to last, the TREK 2 LIGHT is tear-resistant and offers protection against light rain. Whether you're heading out for a daily expedition or embarking on a journey across the world, this pack is ready to go. With a generous 80L capacity, it provides ample space for all your hike-and-fly gear and accessories. Features Ergonomic design, with water-resistant material and zip closure Ultralight yet strong construction, with reinforced stitching at key stress points Widely adjustable ergonomic padded shoulder straps with buckles, to suit a range of pilots and ultralight setups Adjustable top straps with buckles to reduce volume, bring the centre of gravity closer, and improve hiking stability Top grab handle integrated into the top straps, for durability and ease of handling Padded waist strap with zipped pockets on each side—each large enough for a big smartphone Padded ergonomic back panel, for comfort and sweat protection for gear Adjustable chest strap with clip and bungee, for extra stability Two compression straps per side—volume can be adjusted from ~55–80L Two side pockets (one per side), accessible while walking Two removable shoulder pockets 450g without shoulder pockets, 475g with Supair product registration Register your Supair product here.