【Perfect Match】Compatible with Jaybird Run Air, Jaybird Tarah, Jaybird Freedom, JayBird X2 X3 X4.
【Latest Material】This memory foam with high-quality polyurethane foam, more softer and comfortable than other ordinary foam materials. especially in noise isolation and enhance the sound quality.
【Comfortable Anti-Slip】Memory foam replacement ear tips 30s~60s slow rebound, close to the ear canal, Anti-Slip, provide 24 hours comfort, suitable for long wearing and exercise.
【Enhance Sound Quality】After many tests and designs, memory foam offers superior audio experience enhanced bass and good seal block out external noise.