Glad you asked...
If you want to whiten sneakers, you can wash them in bleach, or do a wash on them with a rag and bleach. Spray them with a shot of bleach, then use a magic eraser to wipe them.
leyash, Answers Expert
Then again, this answer might help you...
If you are wanting to know how to clean white sneakers, use 409 cleaner or bleach and spray it on. If you are wanting to make them white, you need to use white shoe polish.
micox, Answers Expert