5175654486245376 Felix Puzzle 智趣坊 Cast Coil 回 It appears like a box-like lump with a hole in it, but is actually comprised of two coiled up virtually identical pieces. You must try to take it apart by slid Product #: felixpuzzle-Cast Coil 回 2023-01-16 Regular price: $HKD$100.0 Available from: Felix Puzzle 智趣坊In stock