Manufactured; with meticulous materials, stable structure, not easy to break. delaminate, excellent resistance to bending and impact resistance Anti-aging material Good thermal insulation and thermal insulation, made of very resistant panels and good resistance to agingTransparent appearance The transparent cat door is more suitable for glass doors Specifications: Suitable weight: all cats and small dogs (6 kg).< br />Material: durable ABS plastic, safe and non-toxic. Door size: 30 * 30 * 4cm (11.8 * 11.8 * 1.6in) Flap size: 18.5 * 20.5cm (7.28 * 8.06in) Package includes: 1 glass pane, 3 short screws, 3 long screws, 3 screw caps. screws. Read more Manual locking system 4 directions (entry, exit, entry/exit, locked) to control your pets' entry and exit. its original position when pet enters and exits. Fluff design for and can reduce noise perfectly and effectively block pets from debris while playing outside. Internal door rotary switch to ensure pets come and go freely.