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View All / Male Toys / Electric & Vibrating Masturbation cups
A-One Black Rock KR Glans Coronal Ridge Vibrator Ring

A-One Black Rock KR Glans Coronal Ridge Vibrator Ring

A-One Black Rock KR glans vibrator ring wraps the glans in an elastic cover with dual micro motors for precise coronal ridge stimulation, seven vibration modes, and a quiet, easy-clean reusable design—made for men who want focused glans pleasure.

Free Shipping fee (Within Hong Kong) for order over $200 HKD on order

over $1000 have 5% off and $88 for next time use (Membership login required) on order

Free Shipping fee (Within Macau) for order over $300 HKD on order

Free Shipping fee (Overseas) for order over $2000 HKD on order

$88 credit for next time use (Membership login required) on order

Overseas Tax-Inclusive Service on order

Overseas Tax-Inclusive Service on order

【Power Gift Pack】Free AA batteries for toys on selected products

【Double 11】$1111 save $111｜$1711 save $333｜Get $88 credit for next time! on order

HK$178.00
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Description
A-One Black Rock KR Glans Coronal Ridge Vibrator Ring

Dual motors precisely hug and focus on the coronal ridge —— A-One Black Rock KR glans vibrator ring is a Japan-imported men's glans stimulation aid. An elastic cover wraps the glans while two micro motors sit along the coronal ridge for targeted vibration. Ideal for men who want focused stimulation on the most sensitive area and an easier path to climax, with seven vibration modes and a quiet design for more comfortable private moments.

Dual motors on the coronal ridgeElastic wrap, multi-size fit7 quiet modes, reusable
Key Features
Dual motors focus on the coronal ridge: Two micro motors inside the cover vibrate along the glans coronal ridge, concentrating stimulation on the most sensitive ring for a clear, direct glans experience.
Elastic wrap for a secure fit: The wrap area is elastic and the dome-shaped cover conforms to different glans sizes. Once on, the motors stay closer to the coronal ridge with less slip or shift.
Seven vibration modes: Choose from seven vibration modes—from a gentle rhythm to higher intensity and faster pace—so you can match the setting to how you feel in the moment.
Quiet design for peace of mind: Quiet-oriented men's pleasure play keeps operation relatively discreet, suiting private solo time and reducing outside distraction.
Removable motors for hygiene: Motors detach from the cover so you can use them on their own for a different feel, and clean and store the parts separately for easier hygiene and reuse.
Easy to clean and reuse daily: Built for simple cleaning and repeat use—wash and care for it after each session, then store. Pair with water-based lubricant when wearing for a smoother, more comfortable fit.
Usage Scenarios
Solo focus on peak sensitivity: When you want attention on the glans' most sensitive ring, seat the elastic cover firmly so both motors rest on the coronal ridge, then try the seven modes from low to high at your own pace.
Faster path to climax: Short on time and want to finish sooner? Pick a stronger mode and let dual-motor stimulation keep working the coronal ridge for concentrated pleasure and a quicker session.
Quiet night-time play: When you want to unwind at night without obvious noise, the quiet glans vibrator ring lets you enjoy a full round of coronal ridge stimulation while keeping privacy and comfort.
Detach the motors for variety: For a change of pace, remove the micro motors from the cover and use them alone, or switch between cover-on and motors-only—one Japan-imported piece, more than one layer of play.
How to Use
When erect, slide the elastic dome cover over the glans and adjust until it wraps securely.
Fine-tune the position so both micro motors sit along the coronal ridge.
Power on and choose a comfortable intensity from the seven vibration modes.
Add water-based lubricant as needed during use to keep things smooth.
When finished, power off; if the motors detach, remove them first and clean the parts separately.
Care & Cleaning
After use, gently wash the cover surface with lukewarm water and men's toy cleaner. If the motors detach, care for them separately to avoid trapped residue. Wipe dry and air fully in a cool, ventilated place before storage. Use water-based lubricant to reduce friction, and browse men's toy cleaner and water-based lubricant categories for suitable care products so you can reuse hygienically.
FAQ
Q: Which area does this mainly stimulate?
A: It targets the glans coronal ridge. Two micro motors inside the cover are aligned along that ridge so, once fitted, vibration focuses on the most sensitive ring.
Q: Will it stay on different glans sizes?
A: The wrap is elastic and is described as fitting a range of sizes. Aim for a secure seat with the motors on the coronal ridge; remove immediately if it feels too tight or uncomfortable.
Q: How many vibration modes? Is it loud?
A: There are seven adjustable vibration modes. It is a quiet-design men's pleasure product with relatively discreet operation, better suited to privacy-conscious settings.
Q: Can I reuse it? How do I clean it?
A: Yes, it is reusable. After use, clean the cover with men's toy cleaner and water; if motors detach, treat them separately, dry thoroughly, then store. Water-based lubricant is recommended.
Specifications
BrandA-One（エーワン）
Product nameブラックロックKR（Glans vibrator ring）
TypeGlans vibrator ring / men's pleasure aid
Seriesブラックロックシリーズ
Stimulation zoneGlans coronal ridge
Vibration setup2 micro motors
Vibration modes7
PowerAA batteries × 2
FeaturesElastic wrap, quiet design, removable motors, reusable
OriginImported from Japan
Related Tags:# Glans Stimulators# Toys with Battery Cells# Non China produced Male Toys# A-One# Male Toys Cleansing# Water-based Lubricants
A-One Black Rock KR Glans Coronal Ridge Vibrator Ring
Additional details
Shipping & Payment

Delivery Options

  • S.F. Express - Centre Pickup
  • S.F. Express - Store Pickup
  • S.F. Express - EF Locker Pickup
  • S.F. Express - Circle K Store Pickup
  • S.F. Express - Office / Home Delivery
  • Overseas shipping - Taiwan
  • Other regions - International shipping
  • Malaysia, Singapore, Taiwan - International shipping
  • Other regions - Germany
  • Other regions - Japan
  • Other regions - America
  • Other regions - Australia
  • United Kingdom - International shipping
  • New Zealand - International shipping
  • Other regions - Canada
  • Other regions - France
  • China Delivery
  • 海外（澳門） － 速遞
  • Pick-up in store - Kwun Tong branch

Payment Options

  • Apple Pay
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  • FPS
  • Alipay
  • WeChat Pay
  • Paypal
  • Payme
  • Hong Kong Bank Transfer (HS, HSBC, BOC Bank)
  • Bank Transfer (Canada)
  • Bank Transfer (Singapore)
  • Bank Transfer (New Zealand)
  • Bank Transfer (America)
  • Bank Transfer (United Kingdom)
  • Bank Transfer (Australia)
  • Pick up in our store
  • Octopus Apps
Customer Reviews
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Shipping & Delivery FAQ
Free shipping fee included?

Local Hong Kong orders enjoy free shipping over HK$200. For international shipping, click here .

Cut-off time for dispatch?

Mon–Fri have two cut-off times: 9 AM and 12 PM. Sat, Sun & public holidays cut-off is 12 PM.

How long does delivery take?

Fastest case: order before 9 AM → receive in the evening. Normally 1–2 business days.
For same-day delivery (orders over HK$1200), WhatsApp us here .

Is the packaging discreet?

Yes. We use neutral packaging with no product indications. Items are also sealed inside a solid courier bag.

Do you offer products returns?

Premium Level 3 and Signature Level 4 membership tier can enjoy no-reason returns if the outer box is intact. Learn more .

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