Square Color Filter Set Compatible with Cokin P Series for Canon Rebel 650d 600d 550d 500d 1100d 100d - Includes:full Nd2/4/8 Gradual Blue Orange Brown Color Filters Package includes: 1 x ND2 filter 1 x ND4 filter 1 x ND8 filter 1 x Graduated Gradual brown Filter 1 x Graduated Gradual Orange Filter 1 x Graduated Gradual Blue Filter 1 x 58mm Ring adapter 1 x Filter Holder Gradual filter is a MUST for digital users, because the digital sensor unlike film has very low exposure tolerance. Detail will be lost on both low and high light area. To correct this, you need gradual filter to balance it! Third Party Product Material: Resin Size: 94mm x 83mm