Velow&uuml;rks MTN 29 XC210a, 29&rdquo; Versatile XC/trail mountain bike tire with light weight puncture resistant protection Light weight advanced puncture shield system breaker belt under the tread Fast traction 2D XC rubber compounding provides excellent grip with low rolling resistance and long wear Versatile chevron tread design suitable for cross Country or trail Folding bead tire