Collection: Metallic Finish Foil Bag Envelopes

Metallic Finish Foil Bag Envelopes feature a metallic foil laminate, combining practical protection with standout presentation. Designed for gifting, fashion, promotional dispatch, they protect standout presentation for flat or flexible items throughout transit while delivering a more considered delivery experience than a plain white or kraft mailer.

Available across over 5 size options — 45 x 40mm, C6 - 114 x 162mm, 229 x 114mm, C5 - 229 x 162mm, Square - 165 x 165mm, Square - 220 x 220mm and more — all with peel & seal closure for fast, reliable dispatch.

Benefits of Metallic Finish Foil Bag Envelopes

• Metallic exterior — metallic foil laminate for protective yet distinctive packaging.
• Peel & seal closure — permanent self-adhesive strip for fast, consistent dispatch without extra equipment.
• Waterproof — laminate exterior protects contents from moisture and light impact throughout transit.
• Lightweight — significantly lighter than rigid box alternatives, keeping postage within large letter or small parcel thresholds where size allows.
• Size range — over 5 sizes from compact through to large, to match your product dimensions.
• Colour options — available in a range of colour options including Black, Blue, Gold, Green, Holographic Gold.

Frequently Asked Questions

What sizes do metallic finish foil bag envelopes come in?
Available in over 5 sizes: 45 x 40mm, C6 - 114 x 162mm, 229 x 114mm, C5 - 229 x 162mm, Square - 165 x 165mm, Square - 220 x 220mm, C4 - 324 x 229mm, 324 x 254mm and more. Always check the internal (usable) dimensions on each product page — external sizes are larger than the usable area. Allow approximately 20–30mm extra on each dimension compared to your product's flat size.

Are metallic finish foil bag envelopes Royal Mail compatible?
Lighter items in smaller sizes may qualify as large letter (maximum 25mm depth, under 100g including mailer weight). Most packed metallic finish foil bag envelopes will fall into Royal Mail's small parcel category. Always weigh the packed item as the mailer itself contributes to both weight and thickness.

Are metallic finish foil bag envelopes waterproof?
Yes — the laminate exterior provides a waterproof barrier throughout transit. The peel & seal adhesive strip creates a reliable closure that holds in normal handling conditions.

What colours are metallic finish foil bag envelopes available in?
Available in a range of colour options: Black, Blue, Gold, Green, Holographic Gold, Holographic Green. Choosing a colour that matches your brand palette turns every delivery into a branded touchpoint.