National Geographic Platinum Series Ultra Quiet Rock Polisher Kit – Patent-Pending for Kids & Adults, 2 lb. Barrel, Rocks, Grit, GemFoam, Rock Tumblers

Price: $39.99 - $134.99
(as of Dec 24, 2025 22:13:08 UTC – Details)

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Your purchase has purpose!

Every purchase helps support the global nonprofit National Geographic Society in its work to protect and illuminate our world through exploration, research, and education.

PROFESSIONAL TUMBLING – The Ultimate Tumbler delivers spectacular results with unparalleled ease of use! With its large 2-pound barrel, 3 selectable speeds; and timer with settings for days and hours.
QUIETEST TUMBLER – The Ultimate Rock Tumbler’s all-new design includes a sound-dampening cover that makes tumbling quieter than ever, perfect for enthusiasts who tumble indoors, or in smaller or shared spaces.
ALL-IN-ONE TUMBLING KIT – This kit has everything you need to get started, including 1 pound of rough rocks, 4 bags of grit, 5 jewelry fastenings, a newly designed strainer, and our exclusive GemFoam rock polisher for a brilliant finish!
USE GEMFOAM FOR DAZZLING RESULTS – Your tumbled rocks will have an incredible shine thanks to our reusable GemFoam rock polisher. Just add GemFoam and water to the barrel after your final tumbling stage for a brilliant finish!
AWARD-WINNING PRODUCTS – Blue Marble, winner of the Toy Association’s prestigious Toy of the Year Award, proudly develops products that foster education, imagination, and creativity, with a U.S. support team to ensure a stellar experience!