Foam Visors With Snaps. Don’t worry once summer comes in with this Black Clarke Foam Sun Visor. Ideal for more than just hitting the court, you can take this out with you on vacation, while hitting the running trails, or running errands. Constructed from a lightweight piece of foam with the bill measuring at just a little over 8 wide and 3 long, you’re sure to stay cool and comfortable with this on your head. Keep this visor snug on your head with the secure elastic coiled band in the back.