Folded Card Size: 3" x 3" Folded Size - 6" x 3" Flat - Cards arrive flat pre-scored for easy folding. Envelope Size: 3 1/8" x 3 1/8" - Pointed Flap! Pre-Gummed for easy sealing. This set is perfect for DIY Small Note Cards, Floral Cards, Thank You's, and Much More!