Vello Bounce Dome Diffuser for Canon 430EX & 430EX II Speedlite 847628568327 | eBay
Vello Bounce Dome Diffuser for Canon 430EX, 430EX II & BD-C430II
ProMaster Flash Diffuser For Canon 430EX-III RT | Camera House
NEEWER Pro Universal Collapsible Square Studio Softbox Flash Diffuser Compatible with Canon 430EX II 580EX II Neewer TT560 Youngnuo Sony Olympus Panasonic Lumix Flashes : Amazon.com.au: Electronics
Pixel Hard Case Diffuser for Canon 430EX , 430EX II (White)