Smooth rounded tread with large water dispersion grooves provide greater straight-line speed traction and cornering confidence . Excellent commuter or recumbent tire. SRC - Standard Rubber Compound combines the best attributes of low rolling resistance extreme durability and tread longevity. PRC - Puncture Resistant Casing features Kenda`s Iron Cap belting beneath the tread. REF - Reflective sidewall striping or hotpatch to aid in low light visibility