Sharing the same versatile tread pattern as the Kwick Nine and the Kranium, the Kwick Seven.5 takes advantage of the intermediate sized wheel on 27.5" (650B) bicycles so you can ride the streets as efficiently as you do off road. Featuring K-Shield (KS) protection for puncture resistance and a reflective sidewall for better urban visibility, the Kwick Seven.5 is ready for your urban adventures. K-Shield (KS) is a layer of light, flexible rubber containing aramid and ceramic particles inside the tire under the tread area only. Designed to prevent punctures and increase tire life Reflective stripe on sidewalls for added safety Premium Trekking, Comfort, or Commuting tire Front and Rear application Item Specifications Color Black/Reflective Defined Color Black Flat Protection Tread ISO Diameter 584 / 650b / 27.5" ISO Width (mm) 60 Labeled Size 27.5 x 2.4 PSI 65 TPI 60 Tire Bead Wire Tire Diameter 27.5" Tire Intended Use Road Tire Type Clincher Weight 1053