20-in-1 Classic Brain Teaser Puzzle Set
Four difficulty levels ranging from beginner to extreme, with 20 classic metal puzzles included in one set! Polished smoothly with no burrs, suitable for both adults and kids. It relieves stress, challenges your brain and develops logical thinking, ideal for parent-child bonding and party competitions—utterly addictive once you start playing!
20 classic puzzles divided into 4 difficulty tiers: Beginner → Intermediate → Advanced → Extreme, featuring diverse and unique gameplay
Premium metal material: Smooth surface free of burrs, resistant to deformation after repeated assembly and disassembly
Educational and entertaining: Boosts spatial thinking and hand-eye coordination while easing stress
For all ages: Suitable for children aged 6 and above, students and adults, perfect for personal use or gifting
Material: Nickel-plated iron. OEM labeling, packaging replacement and custom production based on samples are available.
Dimensions: 26.5*23.5*2.5cm
Weight: 340g
Carton Size: 55*49*42cm (60 boxes)
