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Glas 5″ Fist Butt Plug

Original price was: $50.00.Current price is: $35.00.

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Glas 5″ Fist Butt Plug by Glas product image
Glas 5" Fist Butt Plug
$50.00 Original price was: $50.00.$35.00Current price is: $35.00.
Ships in a plain box or unbranded mailer — discreet billing, nothing on the label reveals what’s inside
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3.9 ★ average across 4,882 product reviews
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63/100
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Estimated delivery: Aug 26 - Sep 1 (US standard).

The sensation of fullness is an art form, and the Glas 5" Fist Butt Plug is a masterpiece designed for those who crave a more substantial, impactful experience.

Don't forget the essentials
How to use it — and who it’s for

How to use it. Comfort here is about lube and pace, not force — it should never hurt. Use far more thick water-based lube than feels necessary, relax, and ease in slowly. With a plug, start with about 20 minutes and build up in gentle increments over time. Flared base only.

Is it right for you? Beginner-friendly if you size down: go smaller than you think, so you know it’ll fit, and progress from there.

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About this material — Glass

Body-safe toys use tempered borosilicate glass — a smooth, non-porous, sturdy material compatible with any lube and lovely for temperature play.

Care. Inspect for chips before use and wash with soap and water. Warm or cool it gently — never boiling or in a dishwasher unless the maker says so.

General material information — always check the product details and label. Full Glass guide →

Glas 5″ Fist Butt Plug by Glas product image
Glas 5″ Fist Butt Plug
$50.00 Original price was: $50.00.$35.00Current price is: $35.00.

Glas 5″ Fist Butt Plug

The sensation of fullness is an art form, and the Glas 5″ Fist Butt Plug is a masterpiece designed for those who crave a more substantial, impactful experience. This isn’t a subtle toy; it is a bold statement piece from Glas, specifically engineered to mimic the satisfying, heavy contours of a fist. If you have been searching for a way to push your boundaries and explore deeper levels of intensity, this clear, anatomically-inspired tool provides the structural weight and unique shape necessary to satisfy your most adventurous impulses. The smooth, transparent surface allows you to see every movement, adding a visual element to your most private explorations.

Key Features

  • Crafted from high-quality, premium Borosilicate Glass for lasting durability.
  • Total length of 5 inches, providing a significant presence during use.
  • An insertable length of 4.75 inches to accommodate deep, satisfying penetration.
  • A substantial diameter of 1.98 inches for a feeling of intense fullness.
  • Completely clear, transparent finish for aesthetic beauty and easy inspection.
  • Medium-sized design tailored for experienced enthusiasts seeking a challenge.
  • Non-porous material that is exceptionally easy to clean and maintain.

Mastering the use of a larger, glass-based toy requires a thoughtful approach to preparation and temperature. Because this plug is made from Borosilicate glass, it possesses incredible thermal properties, making it the perfect candidate for temperature play. You might choose to soak the plug in warm water to create a soothing, internal heat that relaxes the muscles, or conversely, chill it in a cool environment for a sharp, invigorating contrast. This ability to shift between temperatures adds a sensory dimension that silicone simply cannot replicate. When experimenting with heat or cold, always test the temperature on your wrist first to ensure the sensation is comfortable and safe for your delicate tissues.

Safety and hygiene are paramount when exploring more intense sensations. The non-porous nature of the glass makes it a hygienic choice, as it does not harbor bacteria or organic residue. To keep your toy in pristine condition, simply wash it with mild, unscented soap and warm water after every use. Since this plug is compatible with all lubricant types, you have total freedom to choose your preferred texture. We recommend using a generous amount of high-quality, water-based or silicone-based lubricant to ensure a smooth, friction-free entry. Because the glass is incredibly smooth, the lubrication acts as the essential bridge between the firm surface of the toy and your body, allowing the flared base to remain easy to grip and manage during even the most vigorous sessions.

Whether you are looking to deepen your practice or simply want to experience the unique weight of a glass-formed fist, this piece offers a reliable, beautiful, and intense way to explore your desires. Find your next favorite adventure and expand your collection by shopping the full range at Phareros.com.

Weight0.855000 lbs
Dimensions4.125 × 3.375 × 8 in
Gender

Manufacturer

Product Type

Packaging

Color

MaterialGlass

Product Tags

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FAQ – Frequently Asked Questions

What materials are used, and are they safe for use?

The Glas 5 is crafted from high-quality, premium Borosilicate Glass, which is a durable and non-porous material.

How do I properly clean and maintain the plug?

Since the glass is non-porous, it is exceptionally easy to clean; simply wash it with mild, unscented soap and warm water after every use.

What kind of lubricant should I use with this toy?

You have total freedom to choose your preferred texture, but we recommend using a generous amount of high-quality, water-based or silicone-based lubricant for smooth entry.

Can I use this toy for temperature play?

Yes, because it's made from Borosilicate glass, it has incredible thermal properties; you can soak it in warm water or chill it for a sensory contrast.

Brand

Glas

Gläs has made hand-blown borosilicate glass dildos and plugs since 2007, at prices well below what glass usually costs.

Worth knowing before you buy: borosilicate glass is genuinely one of the best materials you can buy — completely non-porous, so it can be boiled, bleached or run through a dishwasher, and it takes temperature deliberately (warm it or chill it in water before use). It is also the material people worry about most unnecessarily: borosilicate resists thermal shock and won't shatter in normal use. Inspect for chips before each use and retire anything damaged.

Ranges we carry: Lux Fetish · Blue Line · Lockmaster · Bondage Bearz · Gemsations

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Specifications

Insertable Length4.75
Total Length5
Country of OriginChina
PackagingBox
GTIN / UPC4890808282960
Body SafeBody Safe
MaterialGlass

Material: Borosilicate Glass Dimensions: Overall Length - 5 inches Insertable Length - 4.75 inches Diameter: 1.98 inches

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