Black fabric dust-proof screen

1) Basic description
Material: Fabric
Color: Black
Diameter: 3--150mm

2) Detailed information
Glue: 3M, TESA, NITTO
Adhesive: on two sides
Shape: Dot,round,circle

4)Certificate: ROHS, SGS

5)Application: Dust-proof, filling gaps

5)Usage: Micro-speaker, micro-earphone