Specification:

Total Length: About 22 cm

Material: Fiber

The widest part of the middle: About 10mm

Ear stem perforation width: About  0.9 cm X 0.2 cm

Color:  Black ， Red， Pink， Blue， Yellow

Description:
Matte texture.

Supersoft silicone material.

Outdoor sports Essential goods.

Super elasticity，  and can stretch to 50 cm above.

Suitable for all ages  people， especially for those love sports people .

Package Includes:

1 X Glasses Strap