Send the perfect eco-friendly greeting with this illustration card featuring the shark mackerel, Grammatorcynus bicarinatus. Dr.Lindsay Marshall's colorful drawing of this unique predator fish will delight any natural history lover or marine biology buff. Printed on recycled stock, this card is a sustainable choice for any birthday, anniversary or holiday. Folded stationery cards printed on recycled Ecostar card stock. Ecostar is a matte bright white FSC Certified, chlorine free 100% recycled, uncoated acid free card. Each card is blank on the inside and includes a white envelope for mailing and a cellophane bag (optional). 13” x 5.82” (105mm x 148mm) A6 when folded. Cards: White 100% Recycled (300gsm), blank on the inside. Envelope: White paper