The Dab Cap is simple, easy to use, and portable, perfect for any smoking connoisseur! The opening fits various sizes and shapes, so no matter what cartridge or vape pen you use, it will fit in your Dab Cap! Simply attach the Dab Cap to the end of your vape pen and press down into the where the bowl of your Polar Blast would be, creating a seal, then draw through your pipe, easy as that. Ascend to new levels with the Dab Cap! Colors will vary.