If you're looking for a unique accessory to complete your favorite rig, you've found it. 

The Blackberry Bubble Carb Cap is designed with lampworking and shows a realistic blackberry protected by bubble-shaped glass.  But beyond having a stunning appearance, it will also make your sessions more efficient.  Being a directional cap, it allows you to control the airflow so your concentrates get fully vaporized.

This 27mm carb cap is a perfect match for nails with a 26 mm diameter. It's shipped in random colors.