How to find your lens size
Your lens thread size will be marked somewhere on the lens barrel or printed underneath your lens cap. This number is always preceded by a "φ" (diameter) symbol. For example: φ40.5=40.5mm lens thread size.

Features:
Protects the lens from scratches, moisture, dust and fingerprints when the lens is not in use.

Compatibility：
Compatible with Sony E-mount 16-50mm F3.5-5.6 Lens (NOT with E 55-210mm Lens).

Compatible with Nikon 1
Nikkor 10mm f/2.8 Lens.
Nikkor VR 10-30mm f/3.5-5.6 Lens.
Nikkor VR 30-110mm f/3.8-5.6 Lens.

Compatible with Samsung NX2000 20-50mm Lens.

Package Contents:
2X 40.5mm Lens Cover Caps With Ropes.

Please Contact us to confirm your lens size if you are not sure about your lens size.