Specifications: Diffuser is used to create an exposure of uniform density over the entire surface of the film, use the diffuser by placing it flush with the front of the lens and exposing through it, try it out and see the difference Flash mounted with our diffuser and tilted 45 degrees creates a soft light surround effect with soft shadows behind the subject, it spreads the light over a wider area Compatible with softer, more balanced and natural effect This fits perfectly into the head of your existing flash, no need for cumbersome accessories, hooks, light passing through the diffuser and hitting the film will create a uniform density on the film surface The flash, without our diffuser, turned on directly would cause the light to travel only in compatible directions and create harsh shadows behind the subject Compatible: Compatible with Canon: 580EXII, 580EX, 550Ex, 540EZ, 430EZ, 420EZ, 430EX, 420EX, 380EX, 520EX, 300TL Compatible with Nikon: SB24, SB25, SB26, SB28, SB28DX, SB50DX, SB80DX, SB800, SB600, SB900 compatible Minolta: 5600HS, 5600HS(D), 3600HS(D),3500xi, 5400HS, 5400xi, 52000D series, basically all brands in the market are available Color may be slightly different from the picture Due to different manual measurements, please allow slight size differences Package includes: 2 flash diffusers (other accessories not included)