Versapak Extra Large Mailing Pouch 510x406x75mm RED (CG6)These tamper evident mailing pouches are designed for sending larger amounts of documents and bulkier items as it is reinforced by a gusset base. They feature VersaShield Antimicrobial Technology, protecting the internal/external material, locking chamber and zip puller from the colonisation of bacteria.They replace 'Single-Use' polythene envelopes and bags, as they can be reused over-and-over with our security seals fastened over the zip puller. The zip pulls across the top of the pouch to completely close and contain contents. Once closed, it is sealed using one of our tamper evident security seals. If the seal is broken the recipient can see that the security has been compromised.Incorporates the Versapak New tamper evident T2 zip closureDimensions (WxH):510 x 406 x 75mm (20 x 16 x 3”)