Reliable and versatile JAM Paper® A10 Invitation Booklet Envelopes are a perfect fit for all your mailing needs. Use these 6 x 9 1/2 booklet envelopes to send invitations holiday family greeting cards special announcements photographs letters homemade cards RSVP s brochures and more! There s no need to fold or bend contents as these spacious envelopes provide a comfortable fit. Appropriate for both personal and business mailings. However you use expect high quality performance and efficacy. This pack contains 25 white booklet envelopes made from 24 lb. paper. Each envelope has a booklet opening straight flap gum closure and smooth finish. Size: 6in x 9.5in | Color: White | Quantity: 25/pack