1.360 Degree rotation wheels,adjustment trolley 2. Deep zip frame ,TSA lock 3. ... .Super light ,shock-proof,5.Four whisper spinner wheels with 360° rotation, broken resistance.6. Comfortable handle7.Size and weight: 20"593 ... .1 kg24"720*495*315 mm5.37 kg28"815*570*360 mm6.5 kg Durable sturdy PC material cabin trolley bag ...