Natural Wood Excelsior is used for shipping, packing, or decorating baskets. This product is also known as 'Wood Wool' or 'American Moss'. All natural & 100% biodegradable premium grade wood excelsior is made in the USA. Made from non-toxic and non-allergenic Aspen wood fibers. These shavings come in 3 ounce bags, and measure 120 cubic inches.