<p>Glass Adapter allows you to use a female jointed bowl on a female jointed water pipe or dab rig. This glass adapter turns your 10mm female joint into a 10mm male joint so you can use a variety of bowls, dropdowns, or other glass accessories on your water pipe or oil rig.</p> <h3>Features:</h3> <ul> <li>Thick Borosilicate Glass</li> </ul> <p>If you're looking to convert your male glass joint water pipe into a female glass joint this 10mm Male to 10mm Male Glass Adapter piece is exactly what you need.</p> <p>Glass Adapters are optional attachments for smoking pipes and water pipes. Glass smoking pipes have three standard joint sizes: 10mm, 14mm and 18mm. Joints also come in different "genders" male or female. Female pieces fit with male pieces and vice versa. Glass Adapters convert one size to a different size, one gender to the other gender, or a combination of size and gender changes. If you find yourself with a bowl or nail that doesn't fit your water pipe, just add one of our glass adapters to make it fit!</p>