Doobiewood Filter Holder – American Walnut VOLCANO 3× Valve Ring

3× Valve Ring

A straightforward 2-part PURIZE grinder for quick

cool hit without having to improvise every time

A patented process specially treats the charcoal

activated-carbon fleece

Doobiewood Filter Holder – American Walnut VOLCANO 3× Valve RingThe Doobiewood is a wooden adapter between your self rolled joint and a 9 mm activated carbon filter, in American walnut. Key Features Tapered front hole accepts joints of different sizes. Rear hole holds 9 mm activated carbon filters securely. Outer surface oiled to protect against moisture. Specifications Material: American walnut Filter fit: 9 mm activated carbon filters In the Box 1x Doobiewood (American walnut) 3x activated carbon filters 1x pipe