Size S: A4 - 4x6 inches Size M: A7 - 5x7 inches. This package contains 50 envelopes, featuring elegant gold-foil borders and accompanied by matching gold-foil stickers they are specifically designed for mailing 4x6-inch greeting cards and invitations. Crafted from thick, durable, and high-quality paper stock, these envelopes ensure that their contents remain well-protected during both transit and storage, offering a blend of lasting durability and secure delivery. Exquisite gold-foil accents lend a touch of refined elegance to every envelope. To further enhance efficiency and convenience, the envelopes come pre-bundled in stacks of 25. These elegant design details not only elevate the overall sophistication and style of your correspondence but also serve to beautifully highlight the unique charm of the contents held within. Weight: 0.506 lbs.