1. Soft silicone, real machine open mold, fit the body
2. Reserve the speaker volume hole, which does not affect the use
3. Use with straps, can be tied to the bike
4. No need to remove the protective cover, it can be charged directly
5. The corners are all-inclusive and thickened to prevent falling
6. Nylon tape is pasted and fixed, and the back is glued and non-slip design
7. Size: 9.8x8.3x5.4cm
8. Weight: about 115 grams