Made of premium PC material, this childproof stove knob cover has transparent cover, it will not obstruct the view of your gas stove or oven after installation. The stove or oven will work normally after installation. Our gas stove safety knob covers can deter babies from gripping stove knob. Features -Color:Transparent -Material: PC -Size: 6.00X6.00X4.00cm/2.36X2.36X1.57in. - Preventing your children or furry friend from accidentally turning on gas stove or oven. - Easy to install, no need to remove the stove knob. - These guards are meant to resist wear and are intended for repeated use. - Protect your children from turning on the stove with our universal fit knob covers. These very childproof protectors create an inability for children to turn on the stove, while allowing easy access for adults when ready to use the stove. - Help secure your peace of mind while children are exploring. These covers are safely fastened onto the knobs. Package list: 4 X stove knob covers