Does your freezer have ice build up around the walls and trays? Do you continually waste valuable time defrosting? Anti-Frost Mat has a special foam layer that absorbs frost causing condensation. With no more build up, your freezer works more efficiently and you’ll have extra storage space. Just place it on the bottom surface of the freezer to enjoy a cleaner, ice free freezer all year round! Not suitable for chest or upright freezers. 40 x 21cm.