Clasp Envelope

We are offering clasp envelope.
The clasp envelope is made of microfiber craft paper;
environmental glue is painted on the envelope closure;
the clasp adopts antirust tough metal clasp; automatic riveting;
both the clasp and glue can seal the envelope to protect the things inside;
the metal button of the clasp can be used repeatedly; the paper is 100% recyclable;
envelope size: min.: 70mm*100mm; max.: 300mm*460mm.
The size of the envelope can be customized according to your need; the color of the clasp depends on your choice;
it can be applied in the preservation of files, pictures and books, the package of goods delivery and the collection of important items.