Motorcycle vacuum tire,tubeless tire,350-10,300-10,275-18,110/90-16,120/90-16, we have ... .1) Outstanding gas tightness. 2) Bear the moisture-penetrability.3)Good quality and competitive price"Quality comes first" is our principle to run ... . size as following: Motorcycle vacuum tire,tubeless tire,350-10,300-10,275-18,110/90-16,120/90-16,Tire specificationslayerStandard ...