1.Material:Made of 100% grade silicone with FDA and SGS approval

2.Non-toxic,smooth,dirt resistant
3.Filed with SGS, ISO9001,ROHS standard

4,Bowl shape to fit the ear canal comfortably for decreasing noise
5, We can do no matter what color you would like.

6, OEM & ODM products are warmly welcomed

7, Well and high quality assurance.

8.Competitive price and prompt delivery.