New Bee replacement earbud tips includes 6 pairs of memory foam and silicone earbuds. Memory foam tips can produce seal in the ear canal to enhance music effect and isolate the external noise interference. Silicone earbuds, soft and fitting your ear, long time to wear without swelling. Storage box fits for all kinds of in-ear earbuds for placement. Easy to carry, place and storage. Features: [Memory Foam] Self-stretch deformation, filling all the space and maintain the shape. It can absorb the impact force, reducing the vibration and release low rebound. Transparent foam hole structure with good air permeability. No allergies, non-toxic and no side-effects. [Comfortable and Convenient] After the memory foam tips (ear foam cotton) being activated by warm, it will be filled with different structures of ears canal space, and the ear canal, and will not produce inflation, congestion and other discomfort. No need to worry about falling down for the loose, or cause pain due to inflation. [Enhance Music Effect] Memory foam tips can produce seal in the ear canal, so that music remains no loss to reverberate in your ear canal, enhancing music effect. [Noise isolation] The seal can isolate the external noise interference, even if noisy environment, without increasing the volume to cover up the noise, which can protect your ears. [Silicone Earbuds] Thinner earbud edge , more softly to wear, and stronger noise isolation effect. Stronger bass sound and more penetrating tenor. Durable and general. Soft and fitting your ear, long time to wear without swelling. Specification: Material: Foam, Silicone Memory Foam Diameter: Large: outer 12.95mm inner 5.0mm Middle: outer 12.6mm inner 5.0mm Small: outer 10.8mm inner 5.0mm Silicone Earbuds Diameter: Large: outer 12.58mm inner 4.56mm Middle: outer 12.6mm inner 5.0mm Small: outer 10.8mm inner 5.0mm Color: Black, Black with Green Compatible: most earphone nozzles from 4mm-5.5mmNote: If unsure your size, the pack (includes pair of Small, Medium, and Large tips)will help you to determine the best size. Medium fits 70% of users. Package Size: approx. 7 * 5.5 * 1.6cm / 2.76 * 2.17 * 0.63in Package Weight: approx.23g / 0.80oz Package List: 6 * Pairs of Earbud