Gary Fong Puffer Pop Up flash Diffuser for DSLR's CANON/NIKON / OLYMPUS/PENTAX (excluding Canon T4i) Provides professional-style diffused lighting from your cameras pop-up flash Softens cameras harsh direct flash Reduces harsh shadows Ingeniously mounts via the cameras flash shoe Adjustable for center positioning of any pop-up flash regardless of size Works in any camera mode (ex: Program, Aperture priority, etc.)