These handlebar grips are made from BioKork material, which uses the unique qualities of cork that are antibacterial and hypoallergenic. Cork's natural damping qualities make it perfect for maintaining a dependable grip and its low density makes it lightweight. Weighing in at only 195g for the pair, these grips are a great choice of upgrade for riders who want to enjoy the benefits of superior grip without adding any unnecessary weight to their handlebars.