Easy Installation Conveniently designed to make installation a snap! Simply unfold the diffuser, attach the velcro front, and slide onto your external flash! Now you"re ready for professional shooting! Works with most external hotshoe flashes, stretching up to 3x3 / 2x4 / 1x5. Full Even Exposure The reflective-lined interior enhances lighting and spreads out through the exterior surface, providing you with strong, even lighting in all of your photos! It also eliminates harsh reflections and fills in shadows, which brings maximum exposure to your photos. The natural lighting effect is perfect for shooting professional-looking portraits, close ups, and more! Portable Design The light-weight, innovative design folds down to pocket-size, making it ideal for quick and easy set-up and pack up. Compatible With: Canon SX510 HS , SX170 IS / EOS Rebel XTi / XT / XSi / XS / T5i / T4i / T3i / T3 / T2i / T1i / SL1 / 1100D / 1000D / 700D / 650D / 600D / 550D / 500D / 100D / 70D / 60D / 60Da / 50D / 7D / 6D / 5D / EOS 5D Mark III / 1D-C / 1D-X Canon Speedlite 580EX II / 580EX / 550EX / 430EX II / 430EX / 420EX / 380EX / 320EX / 270EX II / 270 EX and Many More Digital SLR Flash Units!