Why it is Necessary: Prevent toddlers from turning on the stove knob frequently while adults do not pay attention; prevent babies from being injured by playing with the gas stove ; protect toddlers from danger in the kitchen. Keep your kids safe: Use stove knob cover lock. In this way, the baby does not open the gas stove switch to avoid accidents. Our functional design stove knobs effectively prevent baby from opening gas stove to protect children from burns, scalds, gas leaks and other accidents. No Drilling Installation: The oven lock is available in black and red colors. don't need any tool. Please supervise your children and keep them away from the gas stove when the oven is in operation. Heat-resistant & Durable: Adopting PC material, the stove knob lock is safe and durable,safe and non-toxic, non-pungent and odor-free. When using the oven, the lock will not be damaged by high temperatures and the hand will not be burned.