Color: Black Material: Aluminum alloy + optical glass Features: This avariable neutral density filter is the used most of flexible in the ND filters, you can at between ND2-ND400 to arbitrary rotation. Fit long exposure during the day or shooting the sun and highlight objects. Box: Hardcover Wooden box Suitable for 72mm lens Package included: 1 x 72mm ND Filter Product Dimensions: 7.2 x 7.2 x 1.1cm, Weight: 62g Package Dimensions: 10.2 x 10 x 2.8cm, Weight: 143g