Like brand new. Has been in a display case forever. No chips/cracks. String and wood are inperfect shape. The Vintage "The Philosopher's Knot" Puzzle by Futuristix Products is a unique twist puzzle that challenges the mind with its irregular shape and curious design. Made in the United States in 1970, this puzzle features a 7x7x7 size with a distinctive yellow and brown color scheme. Crafted from glass, wood, and string, this puzzle is a brain teaser that requires strategic thinking to solve. Perfect for puzzle enthusiasts looking for a timeless and intriguing challenge.