Earphones Plus brand 310-C-6BLK-6CLR-M Replacement earphone cushions, replacement earbud tips, 12 pairs size medium + 1 bonus memory foam pair, black and clear Available in Small, Medium, and Large: Size 5 mm connector hole will attach to earphone/earbud connection tips from 13/64" (5.25mm) up to 1/4" (6.5mm). For the next SMALLER HOLE SIZE, use the following keyword in Amazon search bar: 310-B-6BLK-6CLR-M Replacement earbud tips include 1 free sample pair of Earphones Plus brand "Squish Fit" memory foam replacement earbud covers Fits select earphone models by thinksound, Ultimate Ears, V-Moda, Woodees, Yamaha, and many others 100% silicone cushion designed with soft contours for comfortable fit and maximum sound isolation Also try our bilevel (double flange), trilevel (triple flange), and memory foam earphone tips