●Case outer dimensions M: 58 x 39 x 24 cm, interior: 50 x 36 x 23 cm, weight: 2.8 kg, volume: 41 litres; case outer dimensions L: 68 x 46 x 29 cm, interior: 60 x 42 x 29 cm, weight: 3.8 kg, volume: 73-86 litres; case outer dimensions XL: 73-86 litres. 9 x 5299x 33 cm, interior: 70 x 48 x 32 cm, weight: 4.8 kg, volume: 107-125 litres. ●TSA approved keyless combination locks protect your items and only allow TSA agents to open and inspect them when needed. ●The robust, lockable and extendable push button telescopes extend up to a height of 105 cm, conductive for easy one-handed operation. ●Meets the size of carry-on luggage requirements of most airlines and fits in most top compartments of airlines. ●Made of 100% polycarbot, 3-layer hard shell that is lightweight, waterproof and scratch resistant.