Maximum compatible headphones dimensions (case inside): 2.75 x 2.75 x 1 inches. Compatible with many wired / wireless headphones. The engineered ultra-hard shell protects against drops, impacts, or crushes. Soft inner maximize headphones protective in the case. Internal mesh pocket conveniently stores cables, cords, and other accessories. Compatible with Soundcore Sleep A30, Sleep A10, Sleep A20 case. A good replacement or upgrade of the original headphones case. If the case doesn't fit or break within one year, please contact us.

Compatible Models (not limited to):
- Compatible with Soundcore Sleep A30 Wireless Bluetooth Earbuds Case.
- Compatible with Soundcore Sleep A10 Wireless Bluetooth Earbuds Case.
- Compatible with Soundcore Sleep A20 Wireless Bluetooth Earbuds Case.
And many other headphones.

Note:
- Headphones carrying case only, device is not included.