Sizes - 4" / 4.5" / 5" | These glass downstems are crafted with an iridescent rainbow twist design. Available in three sizes, these downstem diffusers come three colours: Black, Gold, & Pearl. Fits 19mm female water pipes and holds 14mm male herb slides or bangers. These glass downstems are crafted with an iridescent rainbow twist design. Available in three sizes, these downstem diffusers come three colours: Black, Gold, & Pearl. Fits 19mm female water pipes and holds 14mm male herb slides or bangers. Sold as an assorted 24 piece display. *Please Note: Downstem length is measured from from the bottom of the ground joint to the end of the diffuser. Pulsar Iridescent Downstem Features: Sizes - 4" | 4.5" | 5" Joint Size: 19mm Outer | 14mm Inner Glass Downstem Diffusers Iridescent Rainbow Twist Design 24 Piece Display Assorted Sizes & Colours