Adult Source

Castle Glass: 18" Standard Color Block (9mm Thick - Blue)

Castle Glass: 18" Standard Color Block (9mm Thick - Blue) - Main image
$72.96 $99.95 In stock

Category: Bongs

   "If you want a large thick glass beaker bong that feels substantial and delivers a cooler draw, this piece gives you the extra height and water capacity many smokers look for in an 18-inch setup. The taller profile helps create a smoother-feeling session, while the beaker base improves stability and gives the piece a classic look that never goes out of style.

This bong is a strong choice for buyers who want a clean, recognizable beaker design with practical upgrades. The reinforced downstem joint adds durability where many pieces are vulnerable, and the ice ring gives you the option of an even cooler hit when you want it."

Key Specifications

Height: 18 inches / 45.75 cm
Tube Thickness: 9mm
Base Thickness: 20mm
Material: Borosilicate glass
Joint Size: 19mm female
Included Bowl Size: 14mm
Tube Diameter: 50mm
Downstem Length: 5.75 inches / 14.5 cm
Design Style: Classic beaker bong with colored logo
Special Features: Reinforced downstem joint, ice ring

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

Robert ★★★★★

The 9mm glass feels incredibly sturdy, and the blue color block gives it a classic, clean look that stands out on my shelf. I was surprised how much smoother the draw is with the extra water capacity—definitely worth the upgrade from a standard size.

Charlotte ★★★★★

The extra height makes a real difference—the water column is tall enough that even a big rip comes through smooth and cool. And the 9mm walls feel like they could survive a drop on the tile floor, which is exactly why I picked this one.

Isabella ★★★★★

The 9mm thickness gives it a seriously solid feel in your hands—no wobble or cheap thinness. Water stacks up fast in the wide beaker, so each hit comes through smooth and cool without much effort.