A Professional Series end-grain maple board from JK Adams (SKU PRO-1212-M). Official specs are 12" x 12" x 2". Official page lists 8.5 lbs. Maple finished in their mineral oil and beeswax, USA made, lifetime guarantee. Official page lists chopping, slicing, and dicing in a small kitchen. End grain is listed as easier on a knife edge and less likely to show knife marks. Specs from JK Adams' professional end-grain maple 12x12 page.
Handwash with warm soapy water and dry it. Do not soak, dishwasher, or microwave. Oil and/or beeswax when the wood feels dry.
Small maple end-grain. 8.5 pounds.