Features: The kit comes with 7 different effects of filters, which includes 37mm CPL filter, 37mm ND32 filter, 37mm star filter, 37mm graduate red/ blue/ yellow/ orange filters (one piece for each color) perfectly for landscape. Compatible with most of smartphones and camera lenses with 37mm thread. Graduate Red Blue Yellow Orange Filters:Pefect for changing the mood of a picture. Mounting on a rotating frame, shooting angle adjustable. Provides a gradual color transition for a smooth blending effect. Great for photographing the sky, the sunset, the rosy cloud, etc. ND Filter:Double threaded allowing additional filters or accessories to be mounted one over the other. Made of high quality optical material. ND filter (Neutral Density) reduces the amount of light reaching the film without affecting the color. CPL Filter:Circular Polarizing filter remove unwanted reflections from non-metallic surfaces such as glass or water. Take richer scenic shots and notice improved clarity in distant objects by cutting through haze and increasing color saturation. Simply rotate the front ring to adjust the desired effect. Star Filter:Easily set the ideal orientation for the star rays. Create wonderful dazzling star effects created from point light sources or bright reflections. The important filter kit will make you feel a colorful world. The included portable EVA bag makes your journey more wonderful. Specifications: Brand: APEXEL Model: APL-37UV-7G Material of Glass: Plexiglass Material of Frame: Aluminum alloy Thread: 37mm Net Weight: 133g / 4.7oz Package Size: 12.3 * 12.2 * 7cm / 4.8 * 4.8 * 2.8inch Package Weight: 220g / 7.7oz Packing List: 1 * 37mm CPL Filter 1 * 37mm ND32 Filter 1 * 37mm 6-Point Star Filter 1 * 37mm Grad Red Filter 1 * 37mm Grad Orange Filter 1 * 37mm Grad Yellow Filter 1 * 37mm Grad Blue Filter 1 * EVA Bag 1 * Cleaning Cloth 1 * Universal Clip (37mm thread) 1 * Instruction Manual (English)