Mighty Max Expandable Flatbed Cart comes with Super Rubber wheels, is expandable and handle retracts for easy storage. Heavy Duty 600 pound load capacity, but only weighs 22 pounds and it comes with Limited Lifetime Warranty. Awarded US Utility and Design Patents. SUPER Wheels that will never go flat and the entire cart will never rust or oxidize. Rubber tire treads around the wheels roll over all kinds of terrains and simply wash clean, no bearings to go bad. Makes a great flatbed cart to take your heavy potted plants outside to water, a great rolling garden seat and many other uses. Very easy to operate and maneuver, washes clean with water. Can even be completely submerged under water for usage. Expands to fit any size ice chest or pet carrier, with easy grip handle. Retracts to compact size to fit in any car trunk or small closet. The Mighty Max Cart will transform into whatever Cart, Caddy, or Dolly you will ever need. The perfect Garden Cart, fishing Cart, Beach Cart, log hauler, beach caddy, furniture dolly, moving cart and coaches cart you will ever own.