1、This bike seat is supported by high strength steel frame, which has a large load bearing capacity and strong impact resistance. 2、The hollow design in the middle can enhance ventilation, accelerate perspiration, and reduce the temperature and pressure of buttocks. 3、PVC surface material has good ductility and weather resistance, allowing your bicycle to cope with various weather conditions. 4、It has a seat post marked with a scale, which can be moved forwards and backwards to adjust the bicycle seat. 5、Exquisite workmanship and convenient installation ensure that the bicycle seat to be a qualified substitute for the worn ones. Item Type: Bike Saddle Material: Steel + PVC Color: Black and Red Size: Approx. 27x14cm / 10.6x5.5in 1 x Bike Saddle