MATERIAL: Synthetic rubber TYPE: Safety Yellow Reflective panels on wheel stopper SIZE: 1 pc : 183x15cm ;2 pcs : 55x15cm COLORS: Black & Yellow WEIGHT: 1 pc: around 17 kg ; 2 Pc: 5 kg each FEATURES: These wheel stops are made from recycled rubber, tough and durable in any weather conditions. Most popular solution to many common problems faced by drivers trying to park quickly and accurately in relatively limited areas great resistance impact without damaging wheel tires Economical & Durable