Njoy Pure Plug, 4 Sizes – Specifications and Design

The stainless steel butt plug for good reasons. Njoy Pure Plug is a must-own if you like weight inside your ass. A novel design by Njoy 20 years ago, along with the Pure Wand.

As the Pure Plug 2.0 is the only non-silicone butt plug I enjoy regularly wearing, I’m a huge fan. How the Pure Plug sizes measure up, and why get authentic 316 stainless steel instead of a copy:

Pure Plug Dimensions / Size Specifications

The Pure Plugs run smaller overall vs. super-soft stretcher plugs. Besides the Pure Plug 2.0, it’s hard to get a Pure Plug you won’t be able to comfortably use within 1–2 months or less – if you’re working up in girth consistently.

All dimensions given in inches. Multiply by 2.54 to get cm. Diam. = diameter, Circ. = circumference.

Pure Plug SizeMax. Diam. ⌀,
front-to-back
Max. Diam. ⌀,
left-to-right
Insert. LengthMax. Circ.,
widest bulb section
WeightNeck Diam.,
left-to-right
Total
length
Loop Base Diam.
Small1.030.902.103.04143g,
5.04oz
0.51 (top) to 0.32 (bottom)3.111.98
Medium1.271.182.394.0223g, 7.87oz
0.66 (top) to 0.35 (bottom)3.382.01
Large1.531.402.674.67333g, 11.75oz0.68 (top) to 0.38 (bottom)3.632.01
2.0 Pure Plug1.951.733.455.75627g, 22.12oz1.09 (top) to 0.50 (bottom)4.832.52

Njoy Stainless Steel vs. Knockoff Brands – Material

You 100% get what you pay for, with metal sex toys.

The cheap ones are low-quality. They use aluminum underneath, and arrive with nicks and scratches in the stainless coat.

For example, I purchased a Pure Plug imitation by a “Red Rouge” brand from a certain retailer whose initials match an important pelvic muscle group. This plug was just not good. Nicked up, lighter weight vs. same size Pure Plug, doesn’t feel the same. This is not quality, and you don’t want aluminum plugs for extended wear – the same as how you don’t want to use cheap aluminum cookware, where leaching and toxicity are concerns.

Cheap metal “jewel plugs” may also have the “jewels” come unglued and fall right off.

In contrast, Njoy’s 316 stainless is “medical-grade.” It’s the most durable metal compound, used in surgical tools because of its superior corrosion resistance and non-porosity.

I’ve bought legitimate Pure Plugs at Peepshow Toys (wide range of body-safe toys, no PVC) and from Njoy, both the same price.

Sizing a Pure Plug vs. other classic butt plugs / as a beginner

Which Njoy Plug size to buy:

  • Anal beginner? You can manage the Pure Plug small if you if spend a good 5–10 minutes warming your hole up prior. It is not as tapered as a good beginner plug set, so proceed slowly until you sense your ass pulling the Pure Plug bulb inside, delicious.
  • Some experience, but infrequent anal plugger. Medium Pure Plug will work well here: this is how my gf is. She doesn’t plug often, but she knows how to insert safely – so, add some coconut oil and 5 minutes asshole teasing and she’s on her way with medium size.
  • Intermediate user and you love butt plugs with presence. Large Pure Plug’s size doesn’t indicate how weighty it is. This is the best butt plug if you’re used to plugging and want something more. The large Pure Plug is imposing but also very wearable.
  • Prostate pro / advanced user. Pure Plug 2.0, of course. The best metal plug no question, for me. Worth it for the prostate focused weight.
Njoy Pure Plug 4 sizes dimensions compared

Comparable feel in the best classic silicone plugs:

Medium Pure Plug will feel more like 1.5″ diam. in a super-soft material (closest to small Egg Plug) or 1.4″ in the Snug Plug (size 3).

Large Pure Plug will feel more like 1.75″ diam. in a super-soft material (closest to medium Egg Plug) or 1.6″ in the Snug Plug (size 3).

Njoy Pure Plug large vs. medium Egg Plug anal plug by SquarePegToys vs. soda can
Large Pure Plug vs. medium Egg Plug.

2.0 Pure Plug is so weighty, it’s not directly comparable to soft silicone plugs. It’s closest to the Snug Plug 5. 333 grams for Pure Plug 2.0 vs. 378 grams for Snug Plug 5. The Snug Plug does penetrate deeper: 5.75″ insertable length, vs. 3.45″ for the Plug Plug 2.0

Njoy Pure Plug 2.0 vs. Snug Plug 5
Pure Plug 2.0 vs. Snug Plug 5.

Njoy Pure Plug Design

  1. Big weighty bulb. Even the medium and large (just 1.53″) dominate your anal canal. You’re gonna remember its stainless steel with every step, with how the weight is concentrated in this flattened, tapered bulb. The Pure Plug’s tip isn’t a simple cone. It’s flatter on the sides, finalizing in a smoothed line of a tip. The level of pressure as you gently insert it – letting your anal canal pull the Pure Plug in – is incredible.
  2. The curve. The Pure Plug’s arched neck makes it press forward (in the direction of your penis & belly), like any P-spot toy. The curve makes Pure Plug large more arousing, and Pure Plug 2.0 can be orgasmic right after full insertion. For women, the curve can add G-spot stimulation as they’re being penetrated vaginally.
  3. Skinny neck. Like the Snug Plugs, the Njoy Pure Plugs have substantial drop-off between bulb width and neck width. So the anus can close tightly around the bottom of the neck, enabling retention and extended Pure Plug wear.
  4. Loop base + handle. The loop bases are flared sufficiently. Each is 0.5″ wider than the max. bulb width. Uniquely, they loop to form a small handle. Grip that more easily vs. a jewel plug base, guiding the Pure Plug inside – your fingers against the back of the loop. Or hold it while adjusting the Plug’s angle, to get the right fit for prostate stimulation:
Njoy Pure Plug strong forward curve
Pure Plug Large’s strong curve.

Why Pure Plug 2.0 Is My Favorite

Incredible. The Njoy Pure Plug 2.0 is the 1 butt plug I can insert, and reach a hands-free dry prostate orgasm in < 1 minute.

I warmup with a smaller plug first for a couple minutes, then get the Pure Plug 2.0 ready. Holding the middle + back of the loop grip as I ease it in – finally feeling my anal canal pull its heft right in – then I let go and ride the wave. Other times I do need to hold the ring and angle it more drastically, or gently rock it to get the most pleasure.

It’s about the curve and the pressure. Indented, the Pure Plug 2.0 has 4 ovoid crevices. This gives it 0.79″ diameter of solid P-spot contact zone. That’s akin to the width of most Aneros massagers. Focused on the spot.

Njoy Pure Plug 2.0 shape and design

Unlike Aneros, the Pure Plug fits better for wear outside your bedroom. (In contrast, putting too much seated weight on Aneros P- and K-tabs over time will deform them.) So I’ve Netflix-n-chilled while sitting on the Pure Plug 2.0, sometimes dripping from the stimulation.

But the weight of this biggest Pure Plug: 1.38 pounds. It gets more stressful in my ass over time, so I don’t wear the Pure Plug 2.0 long-term. I’m a frequent all-day plugger, 5 days a week, and 90% of the time I’m going with super-soft silicone. But sometimes you want to change it up.

So, the Pure Plug Large it is when I want different. Excellent for longer sessions. The loop base is solidly comfortable between the butt cheeks. I remove and relube after about 5 hours’ wear, and it’s super for all-day.

*Her* Favorite Pure Plug Uses

My girlfriend is most jazzed about this plug – medium Pure Plug – of all my anal collection. She plugs occasionally, maybe 3 times a month. She has 1 method for wearing the Njoy Pure Plug that makes it 🔥 for her.

“I’m always ready to come home and cum on a vibrator right after.”

After a good 5 or 10-min. warmup with caressing her asshole with the Pure Plug’s tip, probing inside gently, then she’ll start to push deeper. Slowly. (If it’s been a month since you last plugged, you almost want to treat it like 1st-time anal plug insertion.) While pushing gradually she gets more turned on as the Plug is almost in – and then, ❗. It is in, and she tremors and says her clit throbs.

Why she likes it so much, is wearing it outside the house. Pure Plugs are discreet because they’re non-vibrating – and they’re designed to not fall out as you walk. She’ll wear it inside a thong, too.

Pure Plug for secret sexy wear outside the house

So she says it’s her secret that is super hot to wear walking around at a store. “I can feel the pressure right inside, so warm and heavy and tingly. Also, the oval base is touching inside my ass cheeks as I’m walking, and that’s hot too. It feels great to sit on. I’m always ready to come home and cum on a vibrator right after.”

Precautions: Caring for a Pure Plug’s 316 Stainless Steel

316 stainless steel isn’t dangerous / remains nontoxic if small marks appear in the “mirror polished” finish. But it just doesn’t look as good if scratched. To avoid imperfections in your Njoy toys:

  • Don’t sit them down on a hard surface. (For example, the tile in our pics for this guide.) Avoid putting your Pure Plug directly on a hard bathroom counter. Sometimes I’m juggling a few anal toys I need to wash, and have to lay the Pure Plug on a towel pre-wash.
  • Don’t drop them on the floor. This is the best way to get a real dent in a Pure Plug.
  • Store separately, like in the box that comes with each Pure Plug. You don’t want the plug clanking against any other hard materials inside a toy drawer.
Njoy Pure Plug 2.0 storage container how to care for stainless steel butt plug

Silicone Lubricant = Pure Plug Plus

Njoy Pure Plugs are safe with silicone lubricant. You may have a strong preference for silicone lube because it lasts forever (not really, but many hours) but is less oily vs. coconut oil. But silicone lubricant makes silicone toys slick and almost slimy. It’s difficult to remove.

No worries with Njoy’s stainless and silicone lubricant, since the lube washes off really well – almost as easily as water-based lubricant. All lubricants can be used on an Njoy Pure Plug, there are no restrictions.


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