18 3/4" ANTI-FROST FREEZER MAT If your freezer is cluttered with ice build up on the walls and trays, this product is for you! Why waste time and energy defrosting your freezer? With the Anti-Frost Mat which has a special foam layer that absorbs frost causing condensation, that problem is gone! With the mat your freezer will work more efficiently plus all the extra storage space wou will have as result.