• Swing door for medium-sized cats, suitable for installation in doors, walls, windows, and cabinets • 4-way locking system: entry only, exit only, free entry and exit, or total lock • Outer dimensions of 19 x 19.8 x 5 cm and inner opening of 15 x 16 cm • Suitable for cats up to 6.8 kg and with a waist circumference under 38 cm • Transparent flap to improve pet visibility when crossing • Waterproof outer mesh and brush strip help reduce noise when closing • Compatible with surfaces up to 50 mm thick and includes installation kit