Polyurethane speed humps from Yantai Zhengyuan Polyurethane Co.,Ltd. are made of superior polyurethane from famous companies in the world and with a wide variety of designs,colors and sizes available for option.Also can be customized according to buyers' special requirements. The superior polyurethane used has following advantages. Rubber elasticity,Metal toughness and durability and Plastic shape and color flexibility Broad range of adjustable hardness Corrosion resistant Abrasion resistant Oil and solvent resistant Load bearing capacity Tear resistant Excellent noise abatement properties Ageing resistant So the polyurethane speed humps from Yantai Zhengyuan Polyurethane Co.,Ltd. can be used to control traffic and reduce vehicle speeds and the modular system of PU speed humps allow the formation of custom lengths to meet desired specifications and requirements. Features: Durable and resistant to traffic impacts, temperature variation, UV light, ozone,oils,salts and abrasion. High visibility even at night due to bright colors and color combination as red, yellow,black. Withstand temperature of wide range variety and especially applied in extreme environment. Easy and flexible to install.