Glass plugs are a great alternative to metal plugs. It is nonporous and can be autoclaved so it’s safe for healing tissue and glass plugs (https://www.urbanbodyjewelry.com/plugs-and-tunnels/green-dichroic-glass–plugs.html) come in a variety of brilliant colors and interesting designs.
Secondly, is glass good for piercings?
Glass is actually an APP-approved material for healing piercings. It’s easy to sterilize, its smooth surface makes it great for healing, and it has a nice soothing, cool feel to the touch. However, glass is delicate, and it could chip, which might cause damage to a healing piercing.