The Dr. Dabber Percolator Attachment is a premium upgrade from the original Boost glass Attachment. A fully functional, handblown glass percolating filtration system made in the USA that is specifically designed for the Dr. Dabber Boost eRig. Blown in Montana by our glass artist, you simply fill the unit with water, then attach the piece to your Boost eRig. This is, in our opinion, the absolute best possible way to enjoy your oils and waxes. Delivering large yet surprisingly manageable hits, these pieces are made for the connoisseur. (Limited to 300 units.