These are all 0g, the glass/metal/stone ones have been professionally sanitized in a pressure sanitizer, I soaked the acrylic ones in alcohol then tea tree oil. O-rings available at request. These are all for sale, $5 OBO each pair, shipping is a dollar.
I'll take paypal, if you want multiple sets I'll give you a discount.

1 - $2, Horn Tunnel (I only have one)

2 - Acrylic, the green one is UV reactive

3 - $2, Snowflake Obsidian (Only one)

4 - Acrylic Tunnels, blue with swirls. UV reactive.

5 - Stainless Steel Tunnels (on hold)

6 - Black Silicone Tunnels