This set of 2 tyres and 2 inner tubes is ideal for use as spare accessories for your sack trucks, hand trucks, trolleys, carts, dollies, wheelbarrows, etc. The tyres and inner tubes are made of durable, abrasion-resistant rubber. The tyres have a special tread design that provides added grip at higher speeds. The inner tubes help to retain air pressure and prevent air leakage in tyres. The spare tyre and inner tube set is ideal for residential, commercial and industrial use, but not for highway use.