Transparent cat pet door with locking function, convenient with adjustable opening and closing settings. This cat door allows you to switch between four opening modes: one-way open, two-way open, and fully locked. Please refer to the images before purchasing. Due to hygiene reasons, returns are not accepted for any reason. Thank you for your understanding. 41 - Color: White - Color: Gray - Feature: With locking function - Size: Standard size 15CM - Design: Transparent door panel - Adjustment function: Opening/closing setting dial - Applicable target: For cats Thank you for viewing.