Description PREMIUM QUALITY POLY ENVELOPES have a good stretch, lightweight and water-resistant. The adhesive on the fold-over flap is really strong and tamper-evident. There’s no need reinforcement tape and it doesn’t come apart unless you tear it up. Size : 20×31 ; 25×31 ; 35×41 ; 45×56 ; Extra 4cm leaves ，Please make sure the size before order. Pack of 50 Pieces Lower the shipping cost of your business and protect your products on the rainy or snowy day.
