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View All / Male Strengthening Products / Cock Rings
A-One full-open penis ring that suppresses perineal pleasure

A-One full-open penis ring that suppresses perineal pleasure

－ Ergonomic curved design
－ Unique shape provides pressure to the perineum
－ Simultaneous stimulation of the penis, testicles, and perineum
－ Maximizes ejaculation and orgasm

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

Taiwan: free delivery upon 800 HKD (3100 TWD approx.) on order

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

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

HK$148.00
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Description
A-One full-open penis ring that suppresses perineal pleasure


Tighten your penis and testicles while applying pressure to the perineum! This cock ring will give you unprecedented stimulation!! The curved design is ergonomically shaped to fit your penis perfectly. When placed against the perineum, it stimulates the vas deferens, significantly enhancing the sensation of ejaculation and the intensity of your erection!!

Maximize your ejaculation climax and enjoy the pleasure of perineal compression!! The double-ring design provides a secure fit, suitable for intermediate to advanced users.


－ Ergonomic curved design
－ Unique shape for perineal compression
－ Simultaneous stimulation of the penis, testicles, and perineum
－ Maximizes ejaculatory climax


Inner diameter of small ring: 32mm
Inner diameter of large ring: 35mm
Dimensions including packaging: 165 x 105 x 53 mm


Imported from Japan
バイアスロットルリング　エキスパート
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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
  • China Delivery
  • 海外（澳門） － 速遞
  • Pick-up in store - Kwun Tong branch

Payment Options

  • Apple Pay
  • Google Pay
  • Credit Card
  • FPS
  • Alipay
  • WeChat Pay
  • Paypal
  • Payme
  • Bank Transfer ( HS, HSBC, BOC Bank)
  • Pick up in our store
  • Octopus Apps
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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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