Lipper International Bamboo Wood Over-The-Sink/Stove Kitchen Cutting and Serving Board, Large, 20-1/2" x 11-1/2" x 2" : Amazon.co.uk: Home & Kitchen
Cutting board fits inside sink : r/woodworking
Hastings Home 13.2-in L x 11.5-in W Wood Cutting Board in the Cutting Boards department at Lowes.com
Extra Large XXXL Bamboo Cutting Board 61×40 cm,Largest Wooden Butcher Block for Turkey, Meat, Vegetables, BBQ, Over The Sink Chopping Board with Handle and Juice Groove | North Distribution