Notes & Strings Trumpet 4.25"X5.5" Regular Size Laminated Flashcards For Trumpet Laminated Regular Size: 4.25"X5.5" These 32 brightly colored flashcards are color coded by string. One side has a note and the reverse side has that note's name and an illustration of how to play that note. There are also music theory questions and answers on the bottom of each card.