A truly unique 100% biodegradable product produced in Austria now available in North America. This golf ball marker the (size of a dime) is made manly from cellulose and starch mixed with other natural polymers. They degrade after 6 - 12 weeks in a compost environment, and do not affect the environment or interfere with mowing machines. Product size is 0.70" diameter with peg on the back. Personalize the ball marker with your logo or photo using our 4 color process.