PhotoTrust 8"&times;12" Universal Collapsible Square Softbox Diffuser for Flash Speedlight Nikon SB-500 SB-700 SB-800 SB-900 SB-910 Canon 90EX 270EX 270EX II 320EX 380EX 430EX II 550EX 580EXII 600EX-RT For Shoe Mount Flash Units, Held in Place with Built-in Elastic Band Creates Soft, Diffused Light Softens Shadows Silver Interior Increases Contrast Folds Flat for Easy Storage, Set up and fold flat in seconds and store in zippered bag