Knotty by Nature Cork Massage Balls

Made in the USA using US sourced Natural Cork. Knotty by Nature Cork Massage Balls use natural cork and not compressed agglomerated cork particles. These massage balls are the lightest in its class.  Our natural cork balls are made from pure, untouched cork straight from the bark of the Portuguese cork trees in California. Natural Cork Balls are manufactured from slices of real cork that are sustainably harvested. They show the beautiful natural lenticels (cracks and crevices) of natural cork. Perfect for use on the trail or at home. Stuff Sack Option For Your Balls To save on waste you hav...