Is MS tire good for winter?
M+S tires are a safe option if you only encounter winter conditions on a limited basis and are prepared to drive with added care and caution if winter conditions are encountered. M+S is an all season tire designation, they are intended for year round use. If you are concerned about winter driving but you don’t want to have two sets of tires, you can install full winter rated tires and use those all year round (as long as they are not studded).Definition of a winter tire the signs define that both severe winter condition (mountain snowflake) and all-season mud and snow (m+s) tires are acceptable winter tires for cars and light trucks and that large trucks must carry chains.