Outer fabric: 100% polycarbonate TSA approved lock 4-Stage ergonomic aluminum handle Interior: 2 large compartments; 1 compression mesh compartment; 1 small zipper pocket Travelers seeking the perfect combination of strength, convenience and portability can rely on Bagsmart's Daren 20 Inch Lightweight Hardside Carry-On airline approved suitcase. Crafted from ultra-durable 100% PC to ensure a safe journey every time, this innovative design has adjustable handles for easy maneuvering and 360 spinner wheels for smooth movement in any direction. Plus its compressive construction minimizes bulkiness while ensuring you have plenty of space!