These cutting boards are made of walnut and maple hardwoods and beautifully finished with a food safe mineral oil. The smaller board measures at 9″ x 8″, is 3/4″ thick and is priced at $25. The medium sized board measures at 17″ x 10 1/2″, 1 1/2″ thick, has a maple stripe in the middle and is $80. The larger sized board is 17″ x 13″, 1 1/2″ thick, is pure maple and has a juice groove. It is priced at $90. All of the boards have non-skid feet on the bottom.