Four plastic rails to slip over your cot rails to protect baby's new teeth and tender gums from nasty bumps and falls on hard rail edges.Protect new teeth and tender gums of your baby! At the same time, prevent him from ingesting toxic elements, in the form of paint chips. This dental coverage to set the bar higher amount of bed is designed very soft plastic, non-toxic (phthalate free). The protective slide rails and protect the small teeth and gums against the clashes on the edges of the bed No glue is needed, and this system is easy to clean! Four 30cm sections can cover the amount of standard crib (1.20 m).