Quality Park 4-1/2 x 6-1/4 Photo Envelopes with Self Seal Closure, 24 lb White Wove, Ideal for 4" x 6" Photos, Invitations and Announcements, 50 per Box (10742) 4-1/2 x 6-1/4 SIZE: Perfectly sized for 4" x 6" photos. Also great for invitations, announcements or any other social stationary needs. REDI-STRIP SELF SEAL REMOVABLE STRIP: provides a clean, quick seal immediately upon contact. Simply peel off the adhesive strip to create a full, secure seal that won't open or tear. The self-seal peel-off strip protects the adhesive from dust for a longer shelf life. PREMIUM 24LB STOCK: manufactured from premium 24 lb. white wove stock for a high quality feel. Perfect for adding a touch of elegance to social stationary. PRINTER COMPATIBLE: the Quality Park 4-1/2 x 6-1/4 invitation envelope is designed for use with both inkjet and laser printing, allowing you to quickly process bulk mail or customize, saving you time and money. 50 ENVELOPES IN EACH BOX: provides a great value to ensure that you have enough for all your invitation, photo, announcement, RSVP and greeting card needs!