Fits most stove knobs: Please measure the size of the stove knob to ensure that: [A] The distance from the centre of one button to the middle of the next knob should be greater than 3 inches. The height of the gas knob should be less than 1.57 inches. The diameter of the gas knob should be less than 2.3 inches. D: Make sure that the gap between the knob and the oven is larger than 0.08 inches Tool-free installation: this package contains 5 gas stove knob covers for child safety and 1 x compressed cellulose kitchen sponge (free). It comes with 10 pairs of strong adhesives. You can choose to use adhesives to attach the gas button protection cover to the stove to prevent the cover from turning. Transparent design: transparent or transparent appearance, integrated with any style of kitchen decoration, does not affect the appearance and aesthetics of the stove or oven, child-safe stove knob cover gas stove. High temperature resistance: gas knob safety covers are made of selected high temperature resistant PC materials, which ensure the quality and service life of the gas stove knob cover without deformation or damage caused by prolonged use. Baby safe stove knob covers: It can prevent toddlers or adults from accidentally turning on the gas, and can also prevent pets (dogs or cats) from playing with the stove button. To prevent children from hurting themselves by opening the stove (e.g. burns, fire or gas poisoning), can be prevented toddlers or pets from grasping the stove button, which improves children's safety.