The cache is not at the posted coordinates.
This is a "Bonus" Cache that you can search for after receiving the coordinates while completing my Adventure Lab "CA Highway 1 Adventure: Montecito to Rincon Point" https://adventurelab.page.link/JxPX
The CA Highway 1 Adventures are a series of coordinated Adventure Labs created by many CA cachers along Highway 1 in California. An index of all the Adventure Labs can be found here: https://www.cahighway1gc.org
You are looking for a Small Magnetic Container painted to match its surroundings. Have Fun!