NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit - 5 lb. Mix of Rocks for Tumbling and Rough Gemstones - Rock Tumbler Supplies include Rock Tumbler Grit and Polish Refill, and Unpolished Rocks

The National Geographic World's Greatest Rock Tumbler Refill Kit is a must-have for any rock tumbling enthusiast! With 5 pounds of high-quality, assorted rocks and gemstones, this kit offers endless possibilities for creating wearable jewelry.

The included instructions and Learning Guide make it easy to get started right away.

Don't miss out on the chance to unleash your creativity and bring your rock tumbling hobby to the next level!