A structure (22) ROLLING COMPOUND comprises a layer (23) EXTERIOR RUBBER low modulus at -20 24) INTERIOR RUBBER high modulus outer layer -20. The outer layer is preferably made of a gum having a temperature LESS THAN CRYSTAL TRANSITION TRANSITION TEMPERATURE CRYSTAL GUM CONTAINING THE INTERIOR LAYER. AS USUAL IMPROVED PNEUMATIC DRIVING IN ICE AND SNOW AND MAINTAIN GOOD TRACTION wet and dry. A tire (10) having IMPROVED TRACTION snow and ice EMPLOYING ROLLING (22) COMPOSITE comprising a component (23) outer layer of low modulus at -20 CY component (24) RUBBER high modulus inner layer A -20 MIND, a method for improving traction on ice and snow comprising a component LAYER (23) OUTDOOR RUBBER TO LOW Modulus Modulus -20 -20 IOR.
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