Lightweight - More than 70% lighter than traditional butyl tubes. Strong -TPU is 50% stronger than traditional butyl rubber means less punctures on your rides. Smooth Ride - Less rolling resistance equals less fatique Better Air Retention - Less pumping up before every ride. Each Biketube Brand TPU tube comes with 2 patches and cleaning wipes. Biketube Brand has developed new TPU tubes to deliver a better riding experience for all riders. Biketube Brand’s TPU tubes weighs 70% less than a traditional tube. Avaliable in a wide variety of valve sizes and widths satisfying all riders. All Biketube Brand TPU tubes come with 2 patches and wipes as an extra value.