Victorinox Spectra 2.0 Expandable Compact Global Carry On (One Size, navy) Comfort grip, one-touch, dual-trolley aluminum handle system locks into three different positions 41 (104 cm), 39 (99 cm) and 37 (94 cm) to accommodate travelers of various heights and adjusts when transitioning from pushing the bag on four wheels to pulling it on two wheels Dual-caster spinner wheels feature soft tread offering ideal traction for a smooth roll across any surface while also providing 360 maneuverability and zero weight-in-hand Break-resistant 100% pure Bayer polycarbonate with stylish, scratch-resistant matte finish delivers superior strength for the highest level of performance Corner guards provide added protection to areas of the case most prone to impact and abrasion Features a 3 cm (approximately 1") zippered expansion system that allows you to adjust the case for compliance with the carry-on regulations of most airline carriers