1Simple design, easy for installation and operation, convenient to use. 2ND filter, more free to control aperture and shutter, bring more exposure method and creation space for photography creation, effective prevent overexposure. 3When shooting video directly under sunlight, can use ND filter to reduce the shutter speed so that the video has proper motion blur and looks balanced. 4Made of high quality optical glass material, sturdy, durable and long service life. 5Good filter kit for photographer lovers, lightweight and portable.Condition: 100% BOand New Item Type: Lens Filter Kit Material: Optical Glass Color: As Picture Shown Model: ND4ND8ND16ND32 Fitment: for Mavic Mini Weight: Approx. 27g 4 xND Lens Filter1 xStorage Box