Walnut Scrubber Sponge Love cleaning with abrasive scrubbers but wish they were gentler on your cookware, and the earth? Then youll really love Full Circles new walnut scrubber sponges. The plant-based cellulose sponge is absorbent and durable, while the abrasive side is made from you guessed it- walnut shells! Effective on even the toughest jobs but wont scratch non-stick cookware. Plus, its much easier on the earth than what youve been using (sshh we wont tell). Who knew wed find all those pesky walnut shells so useful?Abrasive made from walnut shells. Absorbent plant-based cellulose sponge, Effective and durable, Wont scratch most surfaces (Always test on a small area first), Proudly Made in North America.