- Bore size: 3.6mm, for earbuds nozzle diameter from 4-5.5mm.
- Designed especially for true wireless earbuds. Two sizes in one card.
- The sound performance is natural and open with CP1025.
- ISO10993 certificated medical-grade silicone adopted which reduces allergic reactions and provide higher hygienic level.
- Thinner and softer than other models. No more pressure for long-time wearing. Perfect for working, commuting, and exercising.
- Short nozzle design makes them fit any kind of charging cases, especially shallow ones.
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