In retouching you see this quite frequently, whether you’re using seamless paper, vinyl, a fabric hanging or a purpose built infinity cove, it’s going to get dirty. You have a couple of options, one is to check out some reviews on Amazon for handheld vacuum cleaners and have your assistant scoot around with it between shots. The other more sensible option, which we’ll cover here, is to solve it in post, in this case using Adobe Photoshop.