JAM PAPER 7 1/2 x 10 1/2 Open End Catalog Recycled Envelopes - Brown Kraft Manila - 100/Pack Color: Brown Kraft Open End Envelopes Size: 7.5 x 10.5 1/2 inches Quantity: 100 per Pack Fashioned from 28 lb paper and features a gum closure These envelopes are perfect for commercial & business mailing, personal mailing, invitations, and so much more!