Transparent Unbreakable LEXAN flap 6-1/4" x 6-1/4" with 4-way lock. Interior or exterior use. Telescoping frame ranging from 1-1/4 to 1-3/4" in thickness.                                                                                                                                                                         


Features:

• For cats 2 - 12 lbs.
• Flap size 6.25" x 6.25"
• Cutout size 7.5" x 7.25"
• Door thickness range 1.25" - 1.75"