Fist It Submerge is a 100 percent pure petroleum jelly. Because Fist-It Submerge is hydrophobic it does not break down in moist conditions and is especially suited to use under the shower or in the bath. It does not dry out, eliminating the need to reapply. Imagine no longer needing to interrupt your pleasure! Warning! This product contains oil. Please do not use in combination with condoms andor silicone toys. Ingredients Petrolatum.