Thank you very much for viewing our product. 【Please Read Before Purchasing】 As this item is shipped from Okinawa Prefecture, it may take approximately one week (or longer depending on circumstances) for delivery. Please be aware of this before making your purchase. 【Product Description】 This is a puzzle where you fit beautiful, transparent pieces of vibrant colors into a case. Despite having thousands to tens of thousands of possible solutions, even finding one pattern is extremely difficult. You'll lose track of time and become completely absorbed, giving your brain a good workout! If you have any questions, please feel free to comment. Thank you.