Compatible with Cokin P series, control light and colour directly on your raw images at the time of shooting. Keep the quality of your images without excessive post production work. Create specific effects saving time on your computer. Same filter for all your lenses by just replacing the adaptor ring. Otate, slide, decentre in all directions for more precision and creativity. The Cokin creative system consists of 3 main components: An Adaptor Ring + A Filter Holder + 1 or more filters. 1. Screw the adaptor ring onto your lens. 2. Slide the filter-holder on the adaptor ring until it snaps in place. 3. Slide the filter (up to 3) into one of the filter-holder slots. material: plastic Package includes (camera lens not included): 1 x G.ND2 filter 1 x G.ND4 filter 1 x G.ND8 filter 1 x ND2 filter 1 x ND4 filter 1 x ND8 filter 1 x 6 slots filter case 1 x 49mm Ring Adapter 1 x 52mm Ring Adapter 1 x 55mm Ring Adapter 1 x 58mm Ring Adapter 1 x 62mm Ring Adapter 1 x 67mm Ring Adapter 1 x 72mm Ring Adapter 1 x 77mm Ring Adapter 1 x 82mm Ring Adapter 1 x 3 Slots Filter Holder Note:Light shooting and differnent displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/- 1-3 cm.