JAM PAPER #10 Business Parchment Envelopes - 4 1/8 x 9 1/2 - White Recycled - 25/Pack Color: White Size: #10 (4.13 x 9.5 inches) Quantity: 25 per pack Our high-quality envelopes feature a straight flap with gummed closure and a parchment paper finish These envelopes are perfect for personal mail, business mailings, greeting cards, announcements, and so much more!