• Bore size: 4mm, for earbuds nozzle diameter from 4.5-5mm.
• CP100 + shows SpinFit’s ability to lure more sound details out and draw a wider soundstage, which is a great step toward a better product line.
• SO10993 certificated medical-grade silicone adopted which reduces allergic reactions and provides higher hygienic level.
• Transparency is hyphened in CP100+ ‘s bores, so they look more clean and perfect for those who don’t like loud colors on the earphones.
• The material gives the ear tip bore more strength again the slippery earwax causes, so they stay even tighter than before.
• The difference between CP100 and CP100+ mainly is the material and the colors. In terms of sound performance, CP100 gives more balanced sound

All images shown are for display purposes. The actual product might vary in colors.