Satch Air Mystic Nights Backpack pairs an ultra-light ergonomic build with a Your‑Size adjustable back system to fit statures from 1.40 m to 1.80 m, offering organised storage and laptop protection for daily use. Key attributes: Black | Nero | Polyester | Lightweight construction | Stable base for load stability | All-round reflective elements | Adjustable back length (fits 1.40–1.80 m) | Padded rear panel | Padded laptop compartment (fits up to 14") | Main compartment with organiser pocket | Expandable external pockets | Ergonomic rear padding | Single main compartment | Rear laptop sleeve | Organizer pocket layout | Dimensions & fit: 28 x 45 x 16 cm (L/P/H) | Volume: 26 L | Weight: 1000 g | Adjustable back length via Your-Size System — fits statures from 1.40 m to 1.80 m | Ergonomic design shifts load toward the hips for improved carrying comfort | Composition & care: Polyester