Complete Square Accessory Kit for COKIN P Series System -- Includes: Graduated Red. Blue. Yellow. Orange. Purple. Pink. Brown. Grey ND and Green Filters + Graduated ND2. ND4. ND8 and Full ND2. ND4. ND8 Filters + (49. 52. 58. 62. 67. 72. 77MM) Adapter Ring Set + Filter Holder + Universal Soft Screen Flash Diffuser + Super Fine JB Digital Microfiber Cleaning Cloth Includes: 1 x Square Filter Holder / 1 x 49mm, 52mm, 58mm, 62mm, 67mm, 72mm, 77mm Adapters Rings for Cokin P Series / 1 x Graduated ND2 Filter / 1 x Graduated ND4 Filter / 1 x Graduated ND8 Filter / 1 x ND2 Square Gray Full / 1 x ND4 Square Gray Full / 1 x ND8 Square Gray Full / 1 x Gradual Square Filter Red, Blue, Orange, Yellow, Grey, Pink, Brown, Purple and Green / 1 x Universal Soft Screen Pop-Up Flash Diffuser / 1 x JB Digital Microfiber Cleaning Cloth. Slide the colour filter holder on the ring adapter until it snap in place. Use the flash diffuser to create more natural lighting on all of your photographing projects!. The Ring Material is aluminum. The Microfiber Cloth is a perfect tool for cleaning HD and Dslr's digital cameras, etc.