Ultra-robust, expandable sports bag - 45L to 50L capacity with multi-compartment design. Maximise your packing efficiency with our high-quality, expandable sports bag, which is characterised by intelligent space optimisation. The innovative expansion system with side zip effortlessly increases the capacity from 45 to 50 litres (25 x 11 x 10 inches to 27.6 x 11 x 10 inches / 63.5 x 28 x 25 cm to 70 x 28 x 25 cm) - perfect for extending short trips or accommodating unexpected souvenirs. Designed for 3-5 day adventures, the clever scale design adapts to your packing needs without bulky excess weight. The duffel bag is made of double layer 900D military fabric with reinforced PVC base and is therefore unmatched robust. The water resistant, scratch resistant exterior resists rough treatment, while the abrasion resistant seams and thickened YKK zippers provide years of reliable service. Critical stress points are equipped with triple reinforced seams that allow the carrying of heavy loads up to 50 pounds. Organize yourself effortlessly with our strategic storage system: 1 oversized main compartment with elastic mesh holders 2 quick-access front zip pockets 2 side pockets for water bottles/umbrellas Inner organization board with mesh pocket and lanyard Integrated luggage sleeve for stacking trolleys Detachable/adjustable shoulder strap With this 6-in-1 carrying solution, you can seamlessly switch between different situations: ✓ Weekend Overnight Package. ✓ Organizer for Business trip ✓ Emergency hospital kit ✓ Camping equipment bag ✓ Personal item on body ✓ Trucker style duffel bag. The ergonomic design converts between three carrying modes in seconds - as a shoulder bag, shoulder bag or crossbody bag.