Perfect Pet Soft Flap Cat Door with Telescoping Frame, Small, 5" x 7" Flap Size

• Inner telescoping frame that adapts to doors of 1-1/4" to 2" thickness

• Has a tamper proof mounting system so the pet door cannot be removed from outside, and an impact-resisting super-strong thermoplastic clear flap that allows pet to see if slide is in place

• Pet door measures 10.63" x 2.13" x 7"

• Flap size: 5" x 7"

• Simple 4-step installation: All parts and instructions included. Average install time is 20 minutes