TIRE SWB MARATHON WINTER PLUS 700x40 PERF TWIN SM-GUARD BK/BK/REF 240-STUD-SNOW WIRE

Round profile with micro-siped knobs and carbide studs for traction on ice
Works best when run at minimal pressure but can be used at full pressure on non-icy roads with minimal road noise
*To ensure proper spike seating the tire should be run for roughly 25 miles on asphalt while avoiding fast acceleration or hard braking
Twin Skin - An additional rubber coating on the side protects against cuts and allows for uniform coloring
SGRD - Smartguard equipped tires feature a 5mm breaker belt made from special Indian and partially recycled rubber