Lipper International Bamboo Knife Block One bamboo knife block Made of bamboo wood which is a naturally replenishing grass and one of the world's most renewable resources Dimensions: 4-1/4-inch by 17-inch by 2-3/4-inch Extreme changes in temperature, humidity and dryness effect wood; store away from heat and sunlight in a well-ventilated spot Wipe clean with mild soap and water and dry thoroughly; rub occasionally with mineral oil to maintain appearance