Swing 1 - 2Way Locking Systeml21,5 X H24Cm Door Flap - L14,5 X H14,8Cmswing 3 - 4Way Locking Systeml22,5 X H25,2Cm Door Flap - L14,5 X H14,8Cmswing 5 - 4Way Locking System With Tunnel (Windstopper)L22,5 X H25,2Cm Door Flap - L13,5 X H13,7Cmswing 7 - 4Way Locking System With Tunnel & Magnetic System (Windstopper)L22,5 X H25,2Cm Door Flap - L13,5 X H13,7Cmswing 11 - 4Way Locking System With Tunnel (Windstopper)L31 X H38,4Cm Door Flap - L21,8 X H25,5Cmswing 15 - 4Way Locking Ststem With Tunnel (Windstopper)L41,2 X H48,2Cm Door Flap - L29,7 X H34,5Cmall Are Available In White And Brown