BQEYZ Headset Reference Ear Tips Silcone Soft Case Headphone HiFi Earphone Earbuds Noise Isolation Cover
Size:
Outer diameter and high: S: 11 x 9mm, M: 13 x 9mm, L: 14 x9mm.
Inner hole diameter: 4mm. Suit for 4mm to 6mm earphone lip tips
Small size: External diameter 11mm
Middle size: External diameter 13mm
Large size: External diameter 14mm