Keeping Children Safe: Safety First Our products can cover the stove/oven knobs to prevent children from starting the fire or playing with the stove knobs, keeping children away from injury and avoid fires. ^Premium and safe material: Made of durable heat-resistant PC material, please use it with confidence. The clear cooktop knob cover does not obscure the view of the temperature control markings when closed. ^Unique Hingeless Design: The hinged lid allows adults to easily open the lid and use the stovetop controls without removing the lock completely. Also helps parents easily loosen the knob lid for washing and cleaning, just clip on the lid and snap it on. ^Easy to Install: No tools or adhesives required, easy to install without removing the stove/oven knob, easy to remove for cleaning. The hinged lid is easy for adults to use, and you can still turn the knob normally once installed. ^MATCH WITH HOME DECOR: Our stove knob covers feature an updated clear view design that allows you to easily see if the burners are off. With an upgraded sleek design, our knob safety cover will blend into any home decor.