JAM PAPER #10 Policy Business Colored Recycled Envelopes - 4 1/8 x 9 1/2 - Red Recycled - 25/Pack Color: Red Envelope Size: #10 (4.13 x 9.5 inches) Quantity: 25 envelopes per pack Envelope Features: Straight flap button and string closure, high quality Smooth paper finish, made from 30% recycled material Perfect for Christmas and Holiday cards!