[High Quality Material]: The mini envelope is made of pearl paper and kraft paper. The sturdy paper envelope is not easy to break and helps protect your cards and letters from damage or deformation. [Custom Design]: The surface of these envelopes is blank, allowing you to write or draw based on your personal preferences. The elegant and stylish design helps convey your sincerity. [Heart-Shaped Lock]: The heart-shaped closure allows you to secure the envelope without glue, adding a decorative and practical touch. [Colorful]: The set includes 8 styles in a variety of colors, with sufficient quantity to meet different needs. [Various Uses]: These mini envelopes are versatile and suitable for personalized gift cards, thank you notes, invitations, greeting cards, Christmas cards, and business cards. They can also be used to store small items such as jewelry chains, beads, pendants, photos, hairpins, paper clips, and coins.