Blake Creative Shine C5 162 x 229 mm 140 gsm Metallic Holographic Peel & Seal Wallet Envelopes (EF391) Chrome Plated Effect Pack of 100

Amazon

Make a difference to your mail with these beautiful holographic Creative Shine envelopes by Blake Strong Peel & Seal closure for ease of use, additional security and longer shelf life Eye catching appearance to make sure your envelope gets noticed! Five year shelf life

Zoro Tools

This diverse envelope offering consists of a range of glistening shades and effects: from galvanized metals, matt metallics to rainbow holographic these show stopping, attention grabbing envelopes deliver a dazzling effect.