A2 Envelopes Thickened 300GSM White 50 Pack 4-3/8 X 5-3/4 Rigid Self Seal Mailers Stay Flat Envelope For Invitations Photos 4.25 X 5.5 Cards Greeting

[Specifications]Envelope size: 4-3/8" x 5-3/4". Quantity: 50 Pack, 100 Pack, 150 Pack. Color: White. Please confirm its quantity and size when purchasing. [Multi-Purpose]These invitation envelopes are perfectly sized for 4.25x5.5-inch cards/photos, weddings, birthdays, baby showers, handmade cards, postcards and party invitations. [High Quality]Each rigid mailer is made of 300GSM paper, which is lightweight and durable. The semi-gloss design on the surface is perfect for handwriting or printing. [Upgraded Adhesion]The strong sealing adhesive of the mailing bag does not require additional licking of glue or wetting with water, which ensures the safety of your items. [Easy To Open]The tear strip design on the back allows you to easily open the package from the left/right to take out the items. This also avoids the trouble of opening the adhesive and the risk of damaging the items during the opening process.ABS