Prince lionhearts cot rail teether protects babys teeth and soothes tender gums prevents baby from ingesting harmful varnish the cot rail teether is made of a fda approved phthalate free non toxic soft plastic strip that easily slips over your crib rail to protect babys new teeth and tender gums from nasty bumps and falls on hard rail edges no adhesives are needed and is easy to clean four 12 sections are included to cover a standard cot rail made from fda approved phthalate free n