Probe Lubes are all natural. Only 3 ingredients, with no harsh chemicals, and a natural citrus preservative: Purified water, Vegetable Glycerin, Polymer Oxide, Grapefruit Seed Extract. Thick Rich - The classic formula. Provides a thick, substantial layer of lubrication between surfaces. Great for anal play! 

Probe's Thick Rich formula is designed to mimic women's fertile mucous & provide a thick, substantial layer of lubrication between skin surfaces. For those who enjoy the sensation of effortless movement.

Probe's Silky Light formula is designed to mimic human saliva & provide a silky, thin layer of lubrication for direct sensation of skin surfaces. For those who enjoy feeling ridges & convolutions while gliding over skin.