1. Compatibility: Compatible with KZ ZS3/ZSN/ZSN PRO/ZSR/ZST/ZST PRO/ZS12/ZS16/ZSX/ZSA/AS12/AS06/AS16/ED12/KZ ZN1 /KZ ED10 /KZ ED9/ KZ ED3/ KZ ED1/ KZ EDR1 and other earphones.
2. Improve headphone bass performance: 4mm gold size sound hole inner diameter.
3. 3 Pairs of Large, Medium, Small Black Silicone Replacement Earbud Tips
4. Professional Acoustic Structure: Design a unique multi-way sound channel, greatly reducing the loss rate of the sound signal, reducing the negative pressure of the headphones, making the sound transmission more pure.
5. More stable and comfortable wearing experience: Carefully designed look and size based on the auricle and ear canal.

Instructions For Use:

With one hand hold the ear tip and the other, the In-Ear Earphone Driver. Place the Driver of the Earphone in the edge of the ear tip canal. Apply pressure and with a circular motion, twist with one hand clockwise and with the other the opposite direction, until the ear tip has fully covered the Driver of the Earphone. Once you have put them on properly, they will stay on securely.

Size ( For reference):

S - Outer Diameter  10mm,  Height  9mm
M- Outer Diameter  12mm,  Height  9.5mm
L - Outer Diameter  13.5mm,  Height 10mm
Catheter Diameter: 4mm (+ - 0.5mm)

Package Contents:

Silicone Eartips x 1set = 3 Pairs (L x 2pcs, M x 2pcs, S x 2pcs) with retail package