Amazon.com: 15x13x3/4” RV Sink Cover with Adjustable Rubber Feet - Solid Oak with Food-Safe Oil Finish - Dual Purpose Sink Cover and Cutting Board Add Counter Space in Your RV Kitchen :
Amazon.com: Camco Boat/RV Sink Cover | Features a Solid Oak Hardwood Top with a Non-Toxic Gloss Finish for Extra Durability, Adjustable Legs with Non-Slip Feet, and Fits Most Marine/RV Sinks (43431) :