





Poulpe (16″)
Specifications
Glass Thickness:
9mm walls, 15mm base
- This is heavy duty glass that won't break easily
- Think of it like the difference between a regular drinking glass and a thick mason jar
- The extra-thick base (15mm) adds stability so it won't tip over easily
Height:
18 inches (about 1.5 feet)
- This is a medium to large-sized bong
- Taller bongs cool the smoke more, making it smoother to inhale
Joint Size:
19mm Female
- This is where you insert the bowl/downstem (the "female" part means it receives the piece)
- 19mm is a standard size, so replacement parts and accessories are easy to find
- It's big enough for good airflow but not oversized
Tube Diameter:
50mm
- This is the width of the tube and mouthpiece
- Standard comfortable size - not too narrow, not too wide
Downstem Length:
5.75 inches
- The downstem is the tube that goes from the joint down into the water
- This length is proportional to the bong's height
- Important if you ever need to buy a replacement - keep this measurement handy!
What's in the box?
Your Castle Bong:
The complete bong, ready to use out of the box.
Colored Glass Bowl & Downstem:
These are the essential accessories that fit into the 19mm joint. The bowl holds your material, and the downstem channels smoke into the water. They come color matched to your bong for a complete look.
Bong Multi-tool:
A handy 3-in-1 accessory for maintenance:
- Bowl poker - clears ash and debris from the bowl
- Kief scoop - collects the fine particles from your grinder
- Tamper - packs material evenly for better airflow
Castle Sticker:
Official Castle Glassworks branding sticker to personalize your gear.
Bottom Line:
Everything you need to start using your bong immediately.

Poulpe (16″)
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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