62 COUNT ONE-PIECE HEAT SEAL CARD AND BLISTER from MTS. Save space, handling and packaging time with these one-piece medication cards! MTS one-piece heat seal cards are 9" x 6" and are printed in blue. Blisters are attached to each card. 250 cards/blisters per case. The coating on the card complies with FDA regulations for direct contact with food and drugs. Note: This blister does not provide light protection. See our amber blisters if light protection is required. 300-81-B62