Comes with National Geographic's best selling Rock Tumbler Gemstone Dig Kit and Geode Crystal Set Everything is included! These kits are complete stand alone items that come with everything you need to grow an awesome rock collection. Manufacturered by NATIONAL GEOGRAPHIC. This bundle comes with National Geographic's 100% Satisfaction Guarantee. Tons of extras - each kit is packed full of fun extras including rough rocks for tumbling safety goggles display stands adventure guides and lots more. This amazing collection is sure to impress any rock hound.