SpinFit CP145 CP-145 Silicone Tip Patented 360 Degree Free Rotation 4.5mm Nozzle Dia for DUNU/JVC/Headphones~~SpinFit CP145 Patented 360 Degree Free Rotation Silicone Earbud Tips 4.5mm Nozzle Dia for DUNU/Onkyo/KZ/TENNMARK Headphones. Note: The package consists of 2 pairs in one package, so if you buy 1 pair, we will cut from the middle. Patent Design. SpinFit unique sound tube is attached to the cushion structure. This configuration allows the ear can 360° free rotation, this design has been multinational patent. Patent Acquisition Country: United States, EU, Japan, Taiwan, Mainland China Improve Sound Quality SpinFit with cushion structure, it is possible to freely rotate the earplug 360°, more smoothly reaches deeper into the ear canal. The deeper earplugs can be isolated from the surrounding noise, better show clear treble and rich bass, making the music released closer to the original sound, full of presence. Comfortable to Wear SpinFit with cushion configuration allows the earplugs 360° The deep ear canal rotates freely and smoothly, conforming to the ear canal shape, and there will be no feeling of pressure when wearing conventional eartips. Traditional earplugs without cushion configuration can only enter the ear canal by first rotating the ear canal. After forcing the traditional earplugs to form pressure, they can smoothly spray into the deep ear canal without feeling oppressed. The difference between traditional earplugs and SpinFit: SpinFit can obediently rotate the ear canal shape, smoothly entering the ear. Because it conforms to the depth of the ear, it can significantly increase the treble and bass, showing a wider range. The sound tube will not bend when first rotating. To maintain the sound tube, the sound does not become lower. SpinFit wears comfortably without pressure, releasing music closer to the original sound, full of presence. Quality Verification: When listening to music with headphones, if the eardrum is closer to the headset's sound hole, the high range is increased, showing fine treble; it also allows air to leak out, extending the low range, showing heavy bass. The headphones can penetrate deep into the ear, the seal has been improved, thus increasing the high range and low range, showing better sound. Internal market compatibility. Different models are designed with different core sizes to fit all major headphone brands. Please confirm your headphone model/measurements before purchasing! SpinFit Classic CP145, a highly competent partner that ensures a perfect fit and the highest sound quality for your IEMs. Why have top IEM brands chosen the CP145? - Among all SpinFit models, the CP145 is the model that has been most frequently chosen as the "in-box" model. - The CP145 is longer than other models, allowing it to fit deeper into the ear canals. - Of course, the patented design allows them to rotate and perfectly adapt to the structure of the ear canal. - Plus, I believe you will find how the sound has been improved if you search for SpinFit CP145 online. - If you want a perfect fit and the highest sound performance from your IEMs, the CP145 is a must-buy! What size? (CP 145 is compatible with IEM nozzle diameters from 5-6mm) - Different sized ear tips accommodate different ear canals. - Choosing the right size is crucial for a safe, comfortable, and quality result. - If you are unsure, the medium size fits most users comfortably.