JAM PAPER 5 3/4 x 5 3/4 Square Invitation Envelopes with Triangular Flap - White Euro Flap - 25/Pack Color: White Size: 5.75 x 5.75 Inches Quantity: 25 per pack Our envelopes are made from high quality 28 lb paper and feature a straight flap gum closure These envelopes are perfect for greeting cards, event invitations, weddings or any other announcement