How to take care of your Beach Towels: (#1) After a long day at the beach… Let the Beach Towels fully dry out. (#2) Shake any extra sand out of the Beach Towels. This is an important step for sand can ruin your seams in the Beach Towel if it's stuck in it long enough. (#3) The next step is to fill your washer with hot water, then add 1 to 2 cups of White Vinegar in the washer and soak your Beach Towels for a couple hours. This eliminates all sand. (#4) Final step is to wash your sand free Beach Towels normal with hot water or if the labeling says otherwise. (#5) Air dry is optional but most towels are dryer safe.