Seeded Paper A5 Postcards -148 x 210Mm - Invite Customers & Clients to Corporate Events, Tradeshow, or Business Conferences with Plantable Panel Cards. Available in Many Convenient Postcard Sizes, These Flat Panel Seeds Paper Cards Are a Great Way to Grow a Promotional Message. the More You Buy the More You Save with These Eco-Friendly Event Panel Cards Made From Post-Consumer Materials. Truly, They Are the Ultimate in Green Promotions. Standard is White Paper Embedded with Wildflower Seeds, Printed Both Sides Full Colour, Up to 40% Coverage Per Side (Full Colour Cmyk). Colour Papers & Other Seeds is Available But at Extra Cost. Minimum Quantities Apply.