Our collection of Bioplast piercing jewelry. Bioplast is a flexible and hypoallergenic piercing material and can be autoclaved. Availabe in a different colors and perfect to use as initial piercing jewelry! Bioplast labrets are a comfortable jewelry choice for lip piercings, as it reduces the risk of damage to your teeth and gums. Bioplast calms the skin and is ideal for piercings that are prone to irritation.