Blake All Board Pocket Envelope Rip Strip 450x324mm Kraft (Pack 100)

Amazon

Kraft allboard envelopes made from premium 350GSM material, featuring a rip strip for tamper evidence and a sturdy, rigid design that prevents bending, making them ideal for mailing greeting cards, calendars, documents, artwork, photos, and more. Pack of 100 | 350GSM Quality Thickness Size: C3 Envelopes 450 x 324mm (17.72 x 12.76 Inches) | Sealing Type: Peel & Seal They feature a strong Peel & Seal closure for added security and a tamper-evident Rip Strip for effortless opening. Ideal for sending greeting cards and calendars and prevent from bending. Model No. MA17-RS

Zoro Tools

These heavyweight kraft board envelopes measure 450 x 324mm and are perfect for sending a variety of items, including calendars, posters and certificates to ensure that they arrive to the recipient in perfect condition. Supplied in a pack of 100. Cardboard pocket envelopes Heavyweight 350gsm board Peel and seal closure Tamper evident rip strip opening Size: 450 x 324mm Colour: Brown Pack of 100

Euroffice

Cardboard pocket envelopes. Heavyweight 350gsm board. Peel and seal closure. Tamper evident rip strip opening. Size: 450 x 324mm. Colour: Kraft. Pack of 100.