It's equipped with an 18

The bottom of the Pot Head Pipe is flattened so it won’t tip over when placed on a tabletop between hits

If you are looking for

this aesthetically pleasing pipe should make you happy

all-in-one setup

NWTN Home Highball Pipe Color:Lapis It's equipped with an 18The NWTN Home Highball Hand Pipe is an elegant hand blown glass piece inspired by heirloom glassware, blending classic design with modern function. Intricately adorned with diamond and wedge cuts that transform an everyday moment into a refined smoking experience. Material: 100% Borosilicate Glass Dimensions: 4. 9" x 3. 5" Connection: 14mm Packaging Size: 6. 2" x 6" x 3. 6" Hand Blown Inspired by Vintage Housewares Includes: 1 x Highball Hand Pipe