39.5" Telescoping Handle Top Platform Seat - supports up to 300 lbs. Dual 4" Vertically-Mounted Polyurethane Wheels Two Nylon 6 Feet - durable but gentle on easily scratched floors Chrome-plated & Rust Resistant Screws Constructed from 600D Water-Resistant Polyester Vinyl Coated Interior Internal Door Compartments - 2 Pockets & Zippered Storage External Zippered Storage - for Documents & Small Accessories Machine & Hand Washable