FastForward Carry-On from American Tourister | Exterior FeaturesPush-button adjustable handle system with ergonomic carry gripShock absorbing, dual suspension wheels 360° dual spinner wheelsPolypropyleneCases expand for added packing capacity3-Digit TSA Lock1.5" ExpansionPersonalization on Top! Each case comes with personalization stickers to customize and reflect your own unique and personal styleInterior FeaturesFeatured & spacious this all-in-one interior includes 2 lining dividers, elastic compression straps in both compartments, and a zippered mesh storage pocket100% by weight of the interior lining is made with post-consumer recycled RPET plastic