My Little Pony Thank You Card Packs My Little Pony has been entertaining kids since 1983. These ponies are colourful and fun. The important sizing information for these cards are height of 160 mm by 125 mm width. You receive 10 cards and envelopes in this pack. They say "Thank you very much" and allow you space to write the name the card is for, and who its from. Now available with delivery. Also available for worldwide delivery. Order before 2pm Monday to Friday for same day dispatch.