Foil Balloons. Custom Phrase Letter Balloons. FOIL BALLOONS. Latex Balloons. Plain Balloons. 1 Letter, 2 Letters, 3 Letters, 4 Letters, 5 Letters, 6 Letters, 7 Letters, 8 Letters. 15 Letters, 16 Letters, 17 Letters, 18 Letters, 19 Letters, 20 Letters.