Which mat for which spot
Counters and tables
Use the 16 × 13 inch panels and cover the whole top for the first week. A gap the width of a cat is a gap a cat will use.
Plants and pots
8 × 6 inch squares sit on the soil; cut a slot to wrap them around a stem.
Sills, shelves and fences
The 16 × 8 inch panels or the 13 ft roll; zip-tie them to railings.
Edges
13.3 × 3.3 inch strips for the front of a counter or the back of a sofa.