It is easy to clean and can be used indoors or out, is locally made in the US and is cheap at about two bucks per square foot in quantity. Note: UMBRA used to sell placemats made from recycled tires and they really smelled for a couple of days. ::Elephant Bark found by the ::LEED Pro
Anyone who has ever worked in a commercial kitchen or on a sales floor knows how hard it is on the feet to stand up all day, and how nice a soft padded floor is; that is why I have never understood why people would ever put ceramic tiles in a kitchen. Elephant bark is made from recycled tires, which are certainly not a resource in short supply- worldwide, three billion tires are thrown away each year, and eight out of ten end up in landfill or "stockpiled"- waiting for some kind of use while providing a perfect breeding ground for mosquitoes.