A dental dam is a small sheet that acts as a barrier between the genitals and the mouth, and these are the world's only fully licensed non-latex dams! An excellent option for those with latex allergies or sensitivities, these lightly-scented polyisoprene dams provide a protective barrier when performing oral sex. Simply place the dam over the place of oral encounter and have great time. Each dam measures 6" by 10". Pack of 6.