Fotodiox Pop-up Flash Diffuser with Harsh Light Minimizer - Universal – Fotodiox, Inc. USA
White Soft Dome Pop Up Flash Light Bounce Diffuser for Nikon Canon Camera| flash light diffuser|flash bounce diffuserpop-up flash diffuser - AliExpress
DIY Flash Bouncer for Built-in DSLR Camera Flashes - The Crafting Nook