[Our silicone earbud tips adopt a streamlined design fits the contour of your ear can effectively reduce and block background noise allowing you to focus on the audio. The replacement earbuds are made of high quality silicone soft and elastic comfortable to wear not easy to slip will not cause ear pain even if worn for a long time and reusable. The diameter of the large earplug cap is about 13 mm / 0.51" the medium is about 12 mm / 0.47" and the small is about 11 mm / 0.43". Color: Black. Earbud tips are a great in ear ear buds replacements suitable for in-ear headphones sports headphones and wireless headphones with an ear tip diameter of 4.5-6 mm suitable for most headphone brands. Packaging: 9 pairs of silicone earbuds.]