Mouse cookie cutter is available in 4 sizes.

Cutter dimensions*:
Mini: 2.5 in. tall x 2.13 in. wide
Medium: 3.5 in. tall x 3 in. wide
Regular: 3.75 in. tall x 3.25 in. wide
Large: 4 in. tall x 3.38 in. wide

*Cutter dimensions are rounded to the nearest 1/8th of an inch and may vary slightly depending on how the cutter is measured.