All our tumblers include a 1-2 year warranty. For warranty assistance please contact us using the contact information found on the bottom of the package or in the instruction guide.

Why is it saying undeliverable to any of my US addresses?

I experienced the same; it would not ship to my po box. I had it shipped to my daughter's house; it seem to like her address.

What are the inside measurements of the 3lb barrel?

Our 3 lb barrel is approximately 3.25" x 5.5"

How much does the barrel weigh?

Our 3 pound barrel with lid weighs 2 pounds.

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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National Geographic Rock Tumbler Kit - 3 Lb. Extra Large Capacity Barrel with 3-Speed Motor & 9-Day Timer, Kit Includes Rocks for Tumbling and Rock Polisher Grit, Rock Tumbler for Adults and Kids

Product ID: 222572366

💎3 lbs assorted raw gemstones

⏲️9-day programmable timer

⚙️3-speed motor precision

€ 212.82

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Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

💎 Polish your passion, rock your world!

INNOVATIVE GEM FOAM SHINE - Achieve museum-quality sparkle with the reusable GemFoam polisher—exclusive to this kit.
EFFORTLESS GEMSTONE CREATION - Transform rough stones into dazzling gems with professional-grade tumbling technology.
AWARD WINNING STEM EXPERIENCE - Backed by the Toy Association’s Toy of the Year winner, fostering creativity and critical thinking for all ages.
CUSTOMIZABLE TUMBLING CONTROL - Set your perfect polish with a quiet, durable motor featuring 3 speeds and a 9-day timer.
ALL INCLUSIVE ROCK POLISHING KIT - Includes 3 lbs of diverse raw rocks, polishing grit, GemFoam, and jewelry fastenings for instant creativity.

The National Geographic Rock Tumbler Kit offers a 3 lb extra-large barrel powered by a quiet 3-speed motor with a 9-day timer, enabling both kids and adults to effortlessly polish raw gemstones. This all-in-one STEM-focused kit includes assorted rocks, polishing grit, reusable GemFoam for superior shine, and jewelry fastenings, making it a top-rated, award-winning educational hobby set.

Specifications

ASIN	B08DL95CWL
Age Range Description	8 years and up
Best Sellers Rank	#11,944 in Toys & Games ( See Top 100 in Toys & Games ) #5 in Kids' Rock Tumblers
Brand Name	Blue Marble
Customer Reviews	4.6 4.6 out of 5 stars (5,032)
Educational Objective	STEM, Concept Development Skills, Hand-Eye Coordination, Critical Thinking, Reasoning Exploratory Skills
Included Components	Complete Rock Tumbler Kit, 3lb Assorted Rough Gems, 4 Stages of Polishing Grit,5 Jewelry Settings,GemFoam
Is Assembly Required	No
Item Dimensions	12.76 x 10.31 x 6.69 inches
Item Type Name	Rock Tumbler Kit - 3 Lb. Extra Large Capacity Barrel
Item Weight	3.7 Kilograms
Manufacturer	JMW Sales, Inc.
Manufacturer Maximum Age (MONTHS)	1188.0
Manufacturer Minimum Age (MONTHS)	96
Manufacturer Part Number	NGTUMBLER3LB
Material Type	Plastic, Stainless Steel
Model Number	NGTUMBLER3LB
Set Name	Set
Size	One Size
Sub Brand	National Geographic
Theme	Geology
UPC	816448028694
Unit Count	1.0 Count

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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€ 212.82

Duties & taxes included

In stock

Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Croatia.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Pooja R.

The customer service exceeded my expectations. Perfect for buying products you can't find elsewhere.

1 week ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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