This was an accessory for a lens. I am selling it because I don't use it. Includes case. ARCREST PROTECTION FILTER 72mm Brand: Nikon Filter Function: Protection Filter Filter Shape: Circular (Thin Type) Circular Filter Size (mm): 72.0 mm Filter Surface: Full Surface Filter Features: Water-repellent, Anti-stain (oil-repellent), Black ink applied to the outer circumference of the filter