Details Designed to make your travel experience a breeze, the American Tourister Pop Max collection set consists of a 21" Spinner, 25" Spinner, and 29" Spinner. This three-piece set features multiple organizational compartments and durable polyester construction for the smart and bold traveler. Four, multi-directional spinner wheels for easy mobility. Rolls upright so there is no weight on your arm Padded top and side carry-handles provide comfort when lifting a fully packed case Interior features multiple pockets for organization Cases expand for added packing capacity Carry-On size and weight allowances vary by airline. Go to AIRLINE CARRY-ON GUIDE for more details. If the bag is overstuffed, it may not be accepted by the airlines Specifications Item# 1153581041 Material Polyester Material Definition USB Port No TSA Lock No Expandable Yes 21" Size Carry-On Overall Dimensions 24.0" x 14.0" x 8.0" Internal Dimensions 21" x 14.0" x 7.5" Weight 8.6 lbs. 25" Size Medium Checked Overall Dimensions 28.0" x 18.0" x 8.5" Internal Dimensions 25.0" x 18.0" x 8.5" Weight 10.5 lbs. 29" Size Large Checked Overall Dimensions 32.0" x 20.0" x 9.5" Internal Dimensions 29.0" x 20.0" x 9.5" Weight 12.12 lbs.