Zero Tolerance Toys Rectal Lube Medium Density. When you're ready for rectal play, get Zero Tolerance's Rectal Lube, a medium density water-based lube having a silicone lube feel, ideal for rectal sex. It's not too watery although not too thick: perfect viscosity for lubricating the sensitive rectal area, permitting better relaxation from the muscles plus much more comfortable transmission. Rectal lube also washes off skin and sheets easily, and it is completely latex condom compatible and adult toy safe. Try the convenient 2 ounces non-graphic bottle for transporting discreetly or tucking inside your nightstand. Zero Tolerance come hard!