Round Butt Plug – Black
$16.99 – $23.99Price range: $16.99 through $23.99
Large round butt plug fans know Doc Johnson delivers. This sleek black plug offers a satisfying, full feeling with a tapered tip for easy entry and a flared base for safe play. Body-safe materials, easy to clean, and ships in a plain brown box. Your secret is safe with us — veteran-owned and operated.
| Weight | 0.85 oz |
|---|---|
| Dimensions | 4.75 × 3 in |
| Brand: | Doc Johnson |
| Size | Small, Medium, Large |
| Audience | Backdoor |
| Color: | Black |
| Features | Phthalate Free |
| Size: | Large |
The large round butt plug built for confident, full-stretch play
Doc Johnson’s large round butt plug delivers a 3-inch diameter and a classic trailer-hitch silhouette designed for experienced users who know what they want: complete, satisfying fullness. Start at your pace, stay comfortable as you settle in, and enjoy the ride — this black plug is built to perform.
Large Round Butt Plug Features & Specifications
Everything you need to know about this Doc Johnson large anal plug — dimensions, build, and safety specs at a glance.
Trailer-Hitch Shape
- Uniform spherical head for full stretch
- Targets sweet spots effectively
- Iconic wide-body large anal plug silhouette
Dimensions
- Total length: 4.75 in. (12.1 cm)
- Insertable length: 4 in. (10.2 cm)
- Diameter: 3 in. (7.6 cm)
Slim Neck & Wide Base
- Slim neck for a secure, comfortable fit
- Wide base for safe, stay-put wear
- Easy to grip and remove
Feeling of Fullness
- Wide plug creates deep fullness sensation
- Smooth ease-in from tapered profile
- Consistent pressure at full insert
Material & Care
- Phthalate-free, body-safe construction
- Wipe clean with toy cleaner or mild soap
- Store in a pouch away from other toys
Budget-Friendly Advanced Plug
- Budget price, large-size capability
- Solo or partnered use
- Doc Johnson quality at an accessible cost
Large Round Butt Plug User Guide & Play Styles
Wearing the large round butt plug: technique for advanced solo play
At 3 inches in diameter and 9 inches in circumference, this large anal plug is dimensioned for users with experience wearing large anal plugs. Apply a generous amount of water-based lubricant, ease in slowly, and let the smooth taper do the work — comfort follows technique. The slim neck locks the plug in place during solo sessions, keeping the wide-body fullness consistent. The black finish and no-fuss phthalate-free build make this a reliable piece of next-level gear you’ll return to. For deeper context on anal plug progression and technique, visit the Backdoor Pleasure pillar guide.
How to insert a large anal plug: safety and progression
Knowing how to insert a large anal plug correctly protects against discomfort. Warm up with smaller plugs from the anal plugs collection before moving to this large-size range. Once ready, position yourself comfortably, apply lube liberally, and guide the spherical head in at a controlled angle — the body-safe materials mean no irritation concerns as you ease in. The wide base keeps everything safe and recoverable. This Doc Johnson plug is designed for confident, deliberate play; treat it that way and the payoff is a satisfying, full stretch on your own terms.
More Large Anal Plugs from Doc Johnson
Ready to explore more of the large anal plug range? Browse Large Anal Plugs, check out vibrating plug options, or head back to the Backdoor Shop for the full lineup.
Discreet Toys is veteran-owned and operated. Every order ships in a plain brown box with a discreet billing descriptor — your privacy is the priority from checkout to doorstep. Questions about your order? Our returns & refund policy covers the details. Free shipping on orders $69 or more.
It’s only freaky the first time.
Last updated · May 18, 2026
Free Shipping
on Orders $69+
Or any product with a HOT label. Free Standard Shipping applies automatically at checkout, no code needed. Every order ships within 1 business day in a plain brown box.
Day
Pick Your Speed at Checkout
Arrives in 2–5 business days.
Arrives in 2–3 business days.
Arrives in 1–3 business days.
Delivery days count from the day your order ships. They're estimates, not guarantees. Orders of $200 or more may be held up to 3 business days for verification before they ship. Packages over 5 lb add a weight-based charge, shown at checkout before you pay. Read the full shipping policy
Plain Brown Box
No logos and no product names on the box. The label never says Discreet.toys or what's inside.
Discreet Billing
Your card statement shows DT WELLNESS STORE, never Discreet Toys or what you bought.
Tracking by Email
We email your tracking number once your order ships.
How Your Order Arrives
Order Placed
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Packed Discreetly
Plain brown box, discreet label
Ships in 1 Business Day
Tracking emailed to you
At Your Door
2–5 business days on Standard, sooner with Priority or Express
Veteran-Owned & Operated
Your secret is safe with us, from checkout to doorstep. Questions? Text 813-602-2480 or email contactus@discreet.toys. It's only freaky the first time.

