The Nikon DK-2 Rubber Eyecup is a genuine Nikon product designed specifically for the Nikon F3 camera. It is a 24x36 mm eyecup made in Japan and is compatible with SLR cameras. The package includes the box and instructions only, but does not come with a manufacturer warranty. This accessory is essential for photographers looking to enhance their viewing experience and capture clear images with their Nikon camera.  This listing is for the box and instructions only.  Box has some wear from use.  Great for storing your eye cup after use.  Please ask any questions before purchasing.  Everything is pictured.