Description
Compatible with: Any 10 or 14mm Water Pipe
- Retail Unit: One (1) Downstem
- Sizes: 3″ / 3.5″ / 4″ / 4.5″ / 5″ / 5.5″ / 6″
- Joint Size: 14mm or 10mm
- Ruler printed on packaging to measure your downstems and joint sizes so you can find the perfect replacement
When purchasing Human Grade Downstems, please include the Glass Joint in your measurement as well. The measuring standard varies from brand to brand, and website to website, but Human Grade Downstem measurements include the Frosted Joint in the size. For example, a 5.5″ Human Grade downstem will be 5.5″ long in total. All Human Grade downstem measurements include the frosted joint which is approximately 1″ in length.
This product and all products on this site are intended and sold for legal purposes only.
Explore the full Human Grade collection →
Human Grade produces durable borosilicate glass and quartz components for hydrated filtration and thermal delivery systems. Material safety verified: lead-free glass, food-grade quartz, surgical stainless steel hardware. Pixie’s Pantry is an authorized retailer.
Frequently Asked Questions
Is this compatible with my device?+
Check the product specifications for joint size (typically 10mm, 14mm, or 18mm) and gender (male or female). Our product pages list compatibility details. If you are unsure, contact us and we will help match the right part.
What materials are used?+
Components in our registry use inert materials appropriate for their function — borosilicate glass, quartz, 316L stainless steel, or Grade 2 titanium. Material composition is listed in each product's specifications.
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Laboratory-grade borosilicate glass. Material purity and structural integrity verified.





























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