SSND-MRB 7-13 Remix
Recommended for open bore options
Elevate your sounding routine with the SSND-MRB 7-13 Remix, a total reconstruction of our fan-favorite MD 7-12. Redesigned from the ground up based on community feedback, this upgraded edition features an extended 6.25-inch insertable reach, an updated safety base flange, and a dedicated retention valley. By pairing distinct, swelling spheres with deep relief valleys, this sound delivers a captivating "pass-and-release" sensation as each node gently expands tissue before relaxing into the narrow drop-offs between segments.
Anatomical Sizing & 7-Ball Progression Mechanics: Calibrated to provide a distinct, rhythmic volumetric wave, the structural layout of the MRB 7-13 Remix progresses through meticulously stepped spherical expansion zones:
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The Introductory Wave (Balls 1–3): Begins with a slender 4mm entry tip that rapidly expands into the first 6.8mm sphere, dropping into a 4.2mm valley. The sequence steps up steadily to an 8mm sphere (5mm valley) and a 9mm sphere (5mm valley), ensuring a gentle, low-fatigue entry through the opening path.
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The Mid-Canal Stretch (Balls 4–7): The central tracking column continues to scale through 9.5mm (5.2mm valley), 10mm (5.2mm valley), 10.6mm (5.8mm valley), and an 11.1mm sphere (6.1mm valley), providing continuous tactile feedback as each ridge passes through muscle layers.
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The Stabilizing Shaft & Final Expansion: Following the 7th ball, the probe transitions into a 20mm long uniform shaft measuring 12mm in diameter. This smooth section settles the tissue right before it encounters the final, commanding 13.25mm peak ball.
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The Dedicated Retention Valley: Immediately behind the final peak, the sound drops into a specialized 9.7mm retention valley. This deep groove permits the sphincter muscles to close naturally and securely, anchoring the probe comfortably directly in front of the flared safety base.
Anatomical Depth Guide: Boasting a full 6.25-inch (160mm) insertable length and a 6.75-inch (210mm) total length, this flexible probe easily reaches into the deeper pendulous tract while maintaining excellent hands-free positioning thanks to its integrated retention groove and flat safety stop.
| Area | Max Diameter | Valley |
| First Ball (Tip) | 6.8mm | 4.2mm |
| 2nd | 8mm | 5mm |
| 3rd | 9mm | 5mm |
| 4th | 9.5mm | 5.2mm |
| 5th | 10mm | 5.2mm |
| 6th | 10.6mm | 5.8mm |
| 7th | 11.1mm | 6.1mm |
| Final Shaft | 12mm | N/A |
| Final Ball | 13.25mm | 9.7mm |
👑 Bob's Choice Recommendations
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Experience Level: Intermediate. Ideal for enthusiasts who enjoy dynamic, ribbed tactile sensations and want a longer 6.25" insertable path with a 13.25mm peak.
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The Prime Durometer Recommendation: For optimal performance, Bob strongly recommends choosing our #10 (medium) silicone density.
Color Options: #18 and #30 are available in pure translucent. #00-20, #00-50, and #10 base colors are translucent white and can be mixed with any standard color.
Important Safety Disclaimer: Because individual anatomy varies, we cannot guarantee a full fit for all longer or larger diameter pieces. Please use all products with care. By purchasing, you accept full responsibility for safe use. If you experience discomfort, discontinue use immediately.