Cokin A Series Filter Holder with 62mm Adapter Ring Cokin A Series Filter Holder - 62mm Adapter Ring - Cokin Warranty Material: Plastic Shape: Rectangular Adapter Ring Size: 62mm (2.44") Filter Size (WxH): A Filter: 67 x 71mm (2.64 x 2.80")P Filter: 83 x 83mm (3.27 x 3.27")