OK, this one is not for the faint of heart when it comes to possibly looking foolish. But it's cheap, folds down into a small case and gives off nice soft light. Works best close up when you have no way of getting that darn flash off the camera, or only have your pop up flash available. It also doubles as handheld diffuser in a pinch.
It would also make a great Stocking Stuffer!!
This Interfit Strobies small on camera diffuser is ideal for use with your on board cameras flash or with a small to medium sized flash guns. Easy to fold and store in your kit bag and fits most standard and zoom lens up to a 90mm it simple pushes over the lens. You will quickly realize the benefits of this diffuser, which is ideal when going on holiday or traveling as it does not take up much space, its easy to wipe clean. size 30cm (12") x 22.5cm (8¾").