Product Overview: Add your insert into the window for an instant custom counter mat. Inserts not included.
Product Dimensions: 13" x 19" / 10.75" x 16.75" (window) / 11" x 17" (insert)
Surface: Durable textured matte finish.
Backing Material: 1/8" Super Duty natural open cell rubber base material has our Supported Adhesion Coating (SAC) is the most durable option.