The EFX kit is the perfect addition to the Strobies line. The items in this kit require a Flex Mount (sold separately) to attach them to your flash unit. with this kit You will soon be able to create dramatic lighting effects. The snoot or bounce tube can be used as a hair light to produce unlimited effects and light on the back of the hair. The Velcro strap with the Honeycomb could be your background light. For a smaller spot light on the background why not use the "Velcro on" Honeycomb and bounce tube together. For Product photography the EFX kit comes into is own by using the snoot you can highlight the smallest details which can be used with or without the front honeycombs to guide the light forward. In addition you could use the honeycombs to create a wide area spot concentrated on the background or the subject. This kit includes: 2 Honeycombs Grids with 20 Degree & 30 Degree coverage; 1 Snoot; 1 Velcro Strap; 1 Bounce Card set; 1 Honeycomb Bounce Tube. A soft carry case is also included for the bounce set. This system requires a Flex Mount (sold separately) to mount to your flash unit. Flex Mounts (sold separately)are available to fit the following flash units: order code SGM100 for Nikon SB600 / SB800; order code SGM200 for Sony F32X / Canon 430EX; order code SGM300 for Sony F56AM / Nikon SB26/27/28; order code SGM400 for Canon 580EX / 550EX; order code SGM500 for Vivitar 285 HV; order code SGM600 for Nikon SB900. order code SGM700 for Canon 580EXMKII.