Manhattan GRE Vocabulary Flashcards A set of 500 Essential cards and 500 Advanced cards. The Essential cards have writing on them with a Frixion ballpoint pen, as shown in the photos. The Advanced cards are unopened. Purchased on Amazon in January 2025. If you wish to purchase them individually, the price will be 6,000 yen, please understand. Recommended for those who are preparing for the GRE. Shipping via Eco-Mercari.