10 x 14 in (25.4 x 35.5 cm). 100% genuine bamboo. Made of one of nature's most renewable resources. Stain resistant. Quick Tip: Bamboo is 16% harder than maple, non-absorbent and resists shrinking or warping. It is ecologically responsible - bamboo is one of the world's most renewable natural resources. 100% satisfaction guarantee. www.goodcook.com. Made in China.