About this item Variety Pack: This set includes 20 replacement silicone ear tips in black color for a customized fit. Universal Compatibility: These ear bud tips are designed to fit most in-ear headphones and earphones with a standard size nozzle. Noise Isolation: The soft silicone material helps block out external noise for an enhanced audio experience. Comfortable Fit: The flexible silicone conforms to the shape of your ear canal for a snug and comfortable fit during extended wear. Easy to Install: Simply remove the old ear tips and push the new silicone tips onto the earphone nozzles for a secure fit. Dimensions: 4 x 3 x 0.03 inches.