Feature●Prevents repetitive flushing & plumbing disasters●Installs in seconds -- simple to use -- baby proof -- conserves water●Fits most standard toilets & custom handles (sticks best on toilets that are flat, not sloped, beneath the handle. See pics)●Built to last. Impact-resistant & 3M adhesive●Engineered to help parents chillDescription FlushStop Childproof Toilet Handle Locks Prevents Repetitive Flushing & Plumbing Disasters. Engineered to Help Parents Chill.