Hanayama Cast Trinity Puzzle (Level 6) - Grandmaster Difficulty Aerial Silk The planks are all the

The planks are all the same size and can be assembled without the need for glue

Pushing the button at the ends changes the LED from flashing to still

One size fits all Bullet Youth Helmets

The white pips on a solid background offer a striking contrast

Price is for a pair

Hanayama Cast Trinity Puzzle (Level 6) - Grandmaster Difficulty Aerial Silk The planks are all theUnlock the Ultimate Challenge with the Hanayama Cast Trinity Puzzle Looking for a mind bending challenge that will test your patience and spatial reasoning? The Hanayama Cast Trinity puzzle is a masterpiece of mechanical ingenuity. Designed by the brilliant Kyoo Wong, this elegant brain teaser consists of three organic, interlocking pieces that form an intricate, elusive knot. Each piece weaves seamlessly through the other two, offering a vast array