Product details
The Key to the Barrel – Japanese Interlocking Puzzle
Challenge yourself with the intricate and beautiful Japanese Barrel Puzzle! This sophisticated mechanical brain teaser is a desk toy and coffee table centerpiece designed to test your precision and logic.
The Secret of the Key Piece
The Japanese Barrel is constructed from a total of 12 precisely cut pieces. Its central mystery lies in identifying the single, crucial component known as the “key” piece.
To Unlock: You must first find the single key piece, which needs to be removed before the rest of the puzzle can be released and disassembled.
To Lock: The key piece must be the last one to be placed back in, securing all the other pieces to form the solid barrel shape.
With a high Difficulty Level of 4, this puzzle offers a serious and rewarding challenge. The estimated Play Length of 6 hours demands intense concentration and dedication to master the intricate locking and unlocking mechanism.
Premium Craftsmanship and Display
This handsome puzzle is crafted from durable, natural Rubberwood, providing a smooth and satisfying tactile experience. The high-quality construction ensures it will endure years of puzzling enjoyment. Furthermore, all materials used are confirmed to be eco-friendly.
The assembled puzzle makes a wonderful display piece:
Desk Toy: Perfect for a quick, mind-refreshing break during a busy day.
Coffee Table Puzzle: An entertaining way to challenge and impress friends and family.
Product Details
Difficulty Level: 4 (High Challenge)
Number of Pieces: 12 (including the key piece)
Number of Players: 1
Estimated Play Length: 6 hours
Recommended Age: 7 and up
Dimensions: 3″ x 3″ x 2.75″
Wood Type: Rubberwood
Gift Ready: Gift wrapping is available for the perfect presentation to an ambitious puzzler!
Can you find the key and unlock the secrets of the Japanese Barrel?
Shipping
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Fast Fulfillment: Ready-to-ship items are processed within 1–2 business days.
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Free Shipping: Enjoy free standard shipping on all orders over $99.
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No Hidden Fees: We ship on a DDP (Delivered Duty Paid) basis. All import duties, VAT, and customs taxes are included in the price at checkout.
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Secure Packaging: Every puzzle is hand-inspected and secured with custom cushioning to ensure it arrives in perfect condition.
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Easy Cancellations: You can cancel your order for a full refund within 24 hours of placement.
Shipping Rates & Estimated Transit Times
| Region | Countries | Processing | Est. Transit | Flat Rate (<$99) | Free Shipping |
| North America | United States, Canada | 1–2 Days | 5 – 9 Days | $4.99 | Orders >$99 |
| Europe | UK, FR, DE, IT, ES, BE, PT | 1–2 Days | 7 – 12 Days | $4.99 | Orders >$99 |
| Oceania | Australia | 1–2 Days | 7 – 12 Days | $4.99 | Orders >$99 |
Note: Custom-made or personalized items require 5–7 business days for crafting before dispatch.
For more details on our logistics, tracking, and international terms, please visit our full Shipping Policy.
Return & Refund
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30-Day Window: Returns accepted within 30 days of delivery.
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Damaged or Defective? We take full responsibility. We will send a Free Replacement or issue a Full Refund immediately (No cost to you).
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Change of Mind: If the item is perfect but not the right fit:
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You are responsible for return shipping costs.
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Original shipping fees are non-refundable.
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Custom Items: Personalized/Engraved items are Final Sale and cannot be returned unless defective.
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No Restocking Fees: We never charge fees for items returned in original condition.




















