Made from pure silicone, the Beads are ultra hygienic, a huge plus for any anal toy, you'll be able to fully sterilize the set with a quick boil, a wipe with bleach solution or a thorough wash in warm soapy water. Silicone is also hypoallergenic, ideal for pleasure seekers with sensitive skin and toy purists. With it's non-porous, ultra durable composition, maintenance is worry free with the Beads, just be sure to use a good water based lube to keep the material strong and lasting. Avoil silicone formulas, and try to store the Beads away from other toy materials.