DescriptionWhen your little ones start to walk, it is the time to childproof the places that are not safe for them. Unlike other toddler door locks, they require no drill or tools to install. Simply put the two covers together on the doorknob, and close them. They are installed now.Features- Color: White. - Material: ABS. - Size: About 6.20X6.20X4.80cm/2.44X2.44X1.89inch. - Our child door knob covers help keep infants from opening doors and entering/leaving rooms. - Our child proofing knob covers are specifically designed that blends easily with home decor.- Increases friction with the doorknob, making easy for adults to open the door. - These baby proof door handle locks perfectly fit with all standard spherical doorknobs.- Due to their large size, they in hands to prevent a childs grip but provide easy access to adults.