Round Butt Plug – Black

Price 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.

Weight0.85 oz
Dimensions4.75 × 3 in
Brand:
SizeSmall, Medium, Large
Audience
Color:
Features
Size:
Add $69.00 for FREE standard shipping
Description

Large Round Butt Plug — Round Butt Plug Large by Doc Johnson

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.

Plain-Box Shipping
3-Day Delivery
Veteran Owned
Body-Safe Materials

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

Shipping & Delivery
📦 Discreet Shipping

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.

Pick Your Speed at Checkout

Priority Mail (USPS)
$17.95
$9.95 on orders $69+.
Arrives in 2–3 business days.
Priority Mail Express (USPS)
$49.95
$41.95 on orders $69+.
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

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Plain Brown Box

No logos and no product names on the box. The label never says Discreet.toys or what's inside.

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Discreet Billing

Your card statement shows DT WELLNESS STORE, never Discreet Toys or what you bought.

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How Your Order Arrives

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Order Placed

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2
Packed Discreetly

Plain brown box, discreet label

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Ships in 1 Business Day

Tracking emailed to you

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At Your Door

2–5 business days on Standard, sooner with Priority or Express