A truly all terrain tire designed for grip on snow, hard pack, loose dirt or grass via its well spaced large square knobsPerformance compound with OverRide increased puncture protectionEBIKE50 - has achieved a passing rating for use with E-Bikes up to 50kph and is ECE-R75 approvedOR - Vee`s OverRide technology offers 3 times the puncture protection over previous non-OverRide modelsStandard20x4.0406WireBk/Blk20OR/EBIKE50NoUPC/EAN/GTIN: 848712083214