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HIKARI-SM KUCHI-KASE is a glowing leather gag. Surrender your voice and ignite the dark with luminescent tension.
⟡ Glows in the dark
⟡ Soft synthetic leather
⟡ Nickel-free safe metal
Free Standard Local Delivery Upon $300 on order
Free Same Day Local Delivery Upon $1,200 on order
Free Delivery to Macau Upon $400 on order
Free Delivery to Taiwan Upon $1,000 on order
Free 4-hour Local Delivery Upon $1,800 on order
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Surrender your voice, ignite the tension.
Features innovative luminescent material that glows mysteriously in the dark.
The HIKARI-SM Leather Gag lets you hand over total control for silent submission.
Absorbs light to emit a captivating glow in dark rooms.
Crafted from soft synthetic leather for a comfortable fit.
Safe, durable metal parts designed for sensitive skin.
In the glowing dark, only heavy breathing remains.

Certified Sexologist
What amazes me most about the HIKARI-SM glow-in-the-dark gag is its visual impact. The moment the lights go out, the luminescence transforms the dark room, heightening the sensory shift of visual deprivation. The soft leather won't chafe the mouth, and the perfect amount of pressure helps you easily slip into a submissive state. Highly recommended for couples exploring bondage.
Turn off the lights and let the glow guide your dominance.
Expose the gag to sunlight or a fluorescent lamp before play to store its radiant energy.
Fasten the gag from behind, adjusting for a comfortable fit that silences words and builds anticipation.
Turn off the lights and admire the glowing presence. Combine with a blindfold for ultimate sensory deprivation.
Choose the right accessories for a smoother, longer-lasting exploration.
| Weight | 92g |
|---|---|
| Dimensions | Length 59 cm x Width 4.6 cm |
| Material | Synthetic leather, metal, steel (nickel-free) |
The duration depends on light intensity and exposure time. We recommend charging it fully under sunlight or a strong fluorescent lamp for the best and longest-lasting glow.
Not at all. The HIKARI-SM is made of high-quality soft synthetic leather with smooth edges to gently contour your face, minimizing any friction discomfort.
Yes, all buckles and metal parts are crafted from nickel-free steel, significantly reducing the risk of metal allergies for safe, worry-free play.
Wipe the leather surface gently with a slightly damp soft cloth and let it air dry in a cool, ventilated area. Avoid washing with water or using harsh toy cleaner directly.
Absolutely! It is easy to wear and provides a strong visual impact without being dangerous, making it an excellent introductory item for couples exploring light dominance.

We value your privacy. From checkout to delivery, we ensure a discreet experience so you can focus on your pleasure.