are these Rubik brand?

no, but rubik makes awful cubes

My 23yo son buzz’s through these puzzles in minutes, what will offer him the hardest ones made

My grandson zipped through the regular rubix cube. These he had a very hard time working them!

Do you have some instructions or fun tricks?

Yes , there are instructions in the box.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Mysterystone 4-Pack YJ Cube Set - Included 3x3 YJ Fluctuation Angle Puzzle Cube - 2x3 YJ Wheel Puzzle Cube - 3x3 YJ Mirror Puzzle Cube 6 Color - 3x3 YJ Square King Puzzle Cube

Product ID: 256883046

Details

Brand
Mysterystone
Manufacturer Minimum Age (MONTHS)
36.00
Number of pieces
4
Product dimensions
12.7L x 11.7W
Puzzle type
Twisty

⚡Anti-pop tech for smooth speed

🌿Eco-friendly ABS + PVC build

🧩4 unique irregular cubes

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VT12637

Duties & taxes included

In stock

Sold byAmazon VanuatuDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🧠 Unlock your next-level puzzle obsession with Mysterystone’s 4-in-1 cube set!

ECO CHIC ENGINEERING - Crafted from eco-friendly ABS and PVC for a sustainable yet premium feel
CHALLENGE YOUR LIMITS - Irregular shapes push your puzzle skills beyond the classic 3x3 cube
GIFT READY BRILLIANCE - Perfectly packaged for gifting to puzzle lovers of all ages—stand out this season
QUADRUPLE PUZZLE POWER - 4 distinct YJ cubes for endless brain-teasing variety
SPEED MEETS DURABILITY - Advanced anti-pop design ensures lightning-fast, smooth cornering without sticker peel

The Mysterystone 4-Pack YJ Cube Set includes four uniquely shaped irregular cubes—Fluctuation Angle, Wheel, Mirror, and Square King—crafted with eco-friendly ABS and PVC materials. Featuring advanced anti-pop technology for ultra-smooth, fast rotations, this set challenges even seasoned cubers while offering durable, sticker-resistant surfaces. Ideal for all ages, it’s a standout gift that sharpens creative thinking, memory, and color recognition.

Specifications

ASIN	B0142O8542
Additional Features	Portable
Age Range Description	Kid,Adult,Youth
Best Sellers Rank	#135,194 in Toys ( See Top 100 in Toys ) #505 in Brain Teaser Puzzles
Brand	Mysterystone
Brand Name	Mysterystone
Color	4-pack Yj Cube
Customer Reviews	4.5 out of 5 stars 815 Reviews
Educational Objective	Color Recognition, Creative Thinking, Memory Skill
Included Components	Wheel Magic Cube, Mirror Magic Cube, Fluctuation Angle Speed Cube, Square King Speed Cube
Is Assembly Required	No
Item Dimensions	12.7 x 11.7 x 5.6 centimeters
Item Dimensions L x W	12.7L x 11.7W centimeters
Item Shape	Square
Item Weight	0.86 Pounds
Manufacturer	Mysterystone
Manufacturer Minimum Age (MONTHS)	36.00
Manufacturer Part Number	Myst008
Material Type	Abs
Model Number	Myst008
Number of Items	4
Number of Pieces	4
Number of pieces	4
Operation Mode	manual
Play Activity Location	Tabletop
Product Style	Eco-Friendly, Durable, Standard, Regular, Square
Product dimensions	12.7L x 11.7W centimeters
Puzzle Type	Twisty
Puzzle type	Twisty
Size	4 pieces
Skill Level	All
Theme	Christmas, Number, toy
UPC	704256968007
Unit Count	4.0 Count

Reviews

A**.

Bonitos

6.02.2026

N**.

Good "Gift"

21.02.2026

G**A

Excelente compra

4.05.2025

C**R

Coolest cubes ever!

20.07.2023

H**N

These were a lot of fun to figure out

4.10.2016

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

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