This series of Wallet Cards from Inner Light Resources is best known for its trademark Rainbow Color – Coding in vivid rainbow colors. Front Label Panel: Innerlight Resources Foot Reflexology Instructions: Follow Directions On The Card. Ingredients: 1 Plastic Coated Card. Approx.2 1/2″ X 3 1/2″ Supplemental Facts: Reflexology Helps Rejuvinate Our Mental, Emotional & Physical Well Being.