Have a special occasion coming up? Choose JAM Paper 4Bar A1 Invitation Envelopes to deliver your message! Made from high quality smooth 24 lb. paper and measuring 3 5/8" x 5 1/8", these envelopes are the perfect size for sending RSVP's, invitations, thank you cards, greeting cards, business correspondence and much more. Their classic white shade and unique booklet opening make this a perfect envelope option for events like weddings, bridal showers, graduations and more! They are also suitable for delivering professional mail to businesses, clients and more. No matter the occasion, our envelopes promise superior quality and efficacy for all your needs! This pack includes 250 envelopes, each with a straight flap, booklet opening and smooth finish. Size: 3.625in x 5.125in | Color: White | Quantity: 250/box