Manila Brown 320gsm Peel & Seal Rigid Board Mailers Envelope (370 x 285mm)

Protect your items with our 370x285 mm manila board mailers, crafted from 320gsm durable board for a recyclable, robust solution. Featuring a peel and seal flap and a red rippa strip for easy opening, these mailers are perfect for documents and products. Add your brand with Custom Printing options; contact our team for these 320gsm manila board mailers.