Ergonomic Design --- The item conforms 3D stereo shape with rippled patterns, eliminates pressure points and buffers pressure on sensitive areas. And its easy to put on and take off without any tools and rinse conveniently, dries quickly and keeps shape after cleaning.^Superior Material --- The surface of the cushion conforms to non-slip and wear-resistant elastic spandex material, which ensures the durability of the cushion and prevents slipping when driving. It also has anti-slip plastic particles on the bottom, which effectively prevent the cushion from moving while driving.^Universal Size --- This cushion fits most narrow bike saddles that have a maximum length of 11 inches and a maximum width of 7 inches. An adjustable drawcord allows you to pull it down for an even better fit. However, please note the size to ensure an appropriate purchase. In addition, there is a water and dust resistant saddle cover that protects your bike from sun and rain when not in use.^Comfortable Riding --- The thickened bicycle seat cover is made of soft silica gel and high-density foam to reduce muscle fatigue and protect the buttocks from injury during long-distance riding and provide a comfortable riding experience.^Wide Applicability --- It is suitable for most tight bicycle seat like spinning bike, exercise bike, road mountain bike etc., and also suitable for everyone, women, men, children, the old and the young, keep you away from pain during the long ride time to drive anytime.