About the Door Knob Covers: Our child proof door knob covers securely covers round doorknobs, keeping curious children from entering off-limit rooms while adults can still access them easily. These child safety door knob covers have a design that is difficult for curious toddlers to open but is easy for adults to operate. Adults can use the soft finger pads for better gripping and gain the access to rooms around the house. The safety door knob covers are easy to assemble in just minutes with no tools needed, and they fit most doors for a quick solution to your toddlers curiosity. Our toddler proof door knob covers are made from durable plastic that wipes clean with mild soap and water and can be removed and reinstalled as needed. There are 2 baby proof door knob covers in this pack. Perfect for securing multiple frequently used doors around your home. About Toddleroo by North States: We pride ourselves on U.S. manufacturing because it allows us to maintain the highest standard of quality control. Since 1953, our products have been built by skilled craftsmen and women who are dedicated to making the finest products in America. Our innovative, superior-quality products are designed to achieve the highest standards in safety, durability, and ease of use. You'll always find us ahead of the curve and on the cutting edge of the industry.