The rear lens cover is fit on the rear mount of your lens when the lens is not in use on your camera. It protects the rear glass element and electronic contacts from dust, moisture, scratches, fingerprints and sun rays.
When storing the camera without a lens attached, the body cover can effectively protect the image sensor and internal camera components from dust, moisture, fingerprints, scratch and sun rays.

Compatibility :
The Rear Lens Cap & Body Cap are designed for Fujifilm cameras and lenses with X mount.
It's compatible with Fujifilm X-T30 II, X-T30, X-T20, X-T10, X-E4, X-E3, X-T5, X-T4, X-T3, X-T2, X-T1, X-PRO3, X-PRO2, X-S10, X-A10, X-A7, X-A5, X-T200, X-T100 etc.

Specification:
Material: ABS Plastic
Net Weight: 0.04 lb
Gross Weight: 0.05 lb
Full Size: 2.17x2.17x0.83 inches
What you get:
Body Cap x 5pcs
Rear Lens Cap x 5pcs

Warranty:
1-year 100% Satisfaction Guarantee

The camera is excluded.