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Collection: Peel & Seal

Fast, reliable closure across the entire range. Peel and seal envelopes and mailers feature a peel-away protective strip covering a permanent self-adhesive band - press to close, sealed instantly, no moisture required. Available across business envelopes, coloured envelopes, board-backed mailers and mailing bags.

Browse related: Peel and Seal Business Envelopes | Self Seal | Business Envelopes

188 products

Oval Labels - Gold 63 x 42mm

Oval Labels

Regular price From £0.70
Sale price Regular price
Manila Kraft 90gsm Padded Mailer - 215 x 120mm
Eco Product

Manila Kraft 90gsm Padded Mailer

Regular price From £0.19
Sale price Regular price
Anti-Static ESD Bag - 229 x 114mm

Anti-Static ESD Bag

Regular price From £0.16
Sale price Regular price
Black Pillow Boxes - DL - 110 x 220mm
Eco Product

Black Pillow Boxes

Regular price From £0.48
Sale price Regular price
White Premium Gusset Peel and Seal 180gsm Envelopes - C4 - 324 x 229 x 25mm
Eco Product

White Premium Gusset Peel and Seal 180gsm Envelopes

Regular price From £0.48
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Silver Board Envelopes - 235 x 162mm
Eco Product

Silver Board Envelopes

Regular price From £0.79
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Salmon Pink Coloured Peel and Seal Envelopes - C4 - 324 x 229mm
Eco Product

Salmon Pink Coloured Peel and Seal Envelopes

Regular price From £0.31
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Red Metallic Finish Bubble Bag Mailers - 450 x 320mm

Red Metallic Finish Bubble Bag Mailers

Regular price From £0.57
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Holographic Red Metallic Finish Foil Envelopes - C5 - 229 x 162mm

Holographic Red Metallic Finish Foil Envelopes

Regular price From £0.25
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Baby Blue Pearlescent Envelopes - Peel and Seal DL - 110 x 220mm
Eco Product

Baby Blue Pearlescent Envelopes

Regular price From £0.16
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Copper Pearlescent Envelopes - Peel and Seal DL - 110 x 220mm
Eco Product

Copper Pearlescent Envelopes

Regular price From £0.16
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Bean Green Textured Envelopes - DL - 110 x 220mm
Eco Product

Bean Green Textured Envelopes

Regular price From £0.07
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Translucent Red Peel & Seal Envelopes - C5 - 162 x 229mm

Translucent Red Peel & Seal Envelopes

Regular price From £0.78
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Gold Metallic Finish Bubble Bag Mailers - 165 x 140mm

Gold Metallic Finish Bubble Bag Mailers

Regular price From £0.52
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Silver Matt Finish Foil Envelopes - C6 - 114 x 162mm

Silver Matt Finish Foil Envelopes

Regular price From £0.21
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Brilliant White Conqueror Envelopes - Wove Without Window 110 x 220mm

Brilliant White Conqueror Envelopes

Regular price From £0.36
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White Premium Peel and Seal 160gsm Envelopes - C5 - 229 x 162mm

White Premium Peel and Seal 160gsm Envelopes

Regular price From £0.52
Sale price Regular price
Gold Pillow Boxes - DL - 110 x 220mm
Eco Product

Gold Pillow Boxes

Regular price From £0.59
Sale price Regular price
Manila Premium Peel and Seal 180gsm Envelopes - 254 x 178mm
Eco Product

Manila Premium Peel and Seal 180gsm Envelopes

Regular price From £0.41
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Black Premium Window Peel and Seal 180gsm Envelopes - Pocket C4 - 324 x 229mm

Black Premium Window Peel and Seal 180gsm Envelopes

Regular price From £0.60
Sale price Regular price
Black Matt Finish Foil Envelopes - C6 - 114 x 162mm

Black Matt Finish Foil Envelopes

Regular price From £0.21
Sale price Regular price
Bronze Pearlescent Envelopes - Peel and Seal DL - 110 x 220mm
Eco Product

Bronze Pearlescent Envelopes

Regular price From £0.11
Sale price Regular price
Lime Green Pearlescent Envelopes - Peel and Seal DL - 110 x 220mm
Eco Product

Lime Green Pearlescent Envelopes

Regular price From £0.12
Sale price Regular price
Gold Textured Envelopes - C6 - 114 x 162mm

Gold Textured Envelopes

Regular price From £0.11
Sale price Regular price
Printed Document Enclosed Holder - C4 - 229 x 324mm
Eco Product

Printed Document Enclosed Holder

Regular price From £0.07
Sale price Regular price
Translucent Blue Peel & Seal Envelopes - C5 - 162 x 229mm

Translucent Blue Peel & Seal Envelopes

Regular price From £1.21
Sale price Regular price
Dark Grey Coloured Peel and Seal Envelopes - C5 - 162 x 229mm
Eco Product

Dark Grey Coloured Peel and Seal Envelopes

Regular price From £0.24
Sale price Regular price
Red Coloured Peel and Seal V Flap Envelopes - C5 - 162 x 229mm

Red Coloured Peel and Seal V Flap Envelopes

Regular price From £0.18
Sale price Regular price
Red Matt Finish Bubble Bag Mailers - C4 - 324 x 230mm

Red Matt Finish Bubble Bag Mailers

Regular price From £0.80
Sale price Regular price

More About "Peel & Seal"

Peel & Seal feature a peel & seal closure, self-adhesive strip protected by a peel-off liner, making them faster and cleaner for higher-volume dispatch. The range covers over 185 products across over 275 sizes and a range of colour options, at 22–350gsm paper weights.

Benefits of Peel & Seal

  • Peel & Seal closure — self-adhesive strip protected by a peel-off liner, making them faster and cleaner for higher-volume dispatch.
  • Multiple sizes — including Square - 110 x 110mm, DL - 110 x 220mm, C6 - 114 x 162mm, Square - 125 x 125mm.
  • Colour range — a range of colour options across the range.
  • Paper weight choice — 22–350gsm.
  • Royal Mail compatible — qualifies as large letter or letter or medium parcel or small parcel within standard weight limits.

Frequently Asked Questions

When should I choose peel & seal envelopes?
Peel & Seal envelopes are the preferred choice for business mailings, e-commerce dispatch and any application requiring fast, clean closure at volume. The peel & seal closure self-adhesive strip protected by a peel-off liner, making them faster and cleaner for higher-volume dispatch.

What sizes are available?
Available in over 275 sizes: 22 x 36mm, 25 x 46mm, 34 x 64mm, 99 x 34mm, 35 x 70mm, 35 x 230mm. Standard formats include DL, C6, C5 and C4 for correspondence and documents, plus square formats for greeting cards.

Do these come in colours?
Yes — a range of colour options are available across the range. Coloured envelopes with a peel & seal seal are particularly popular for greeting cards and invitation campaigns.

Customer Feedback

What Our Customers Say

See why we’re trusted as by thousands of UK businesses for packaging and envelopes through our customer reviews.

Black and white photo of a person with long hair against a plain background

Envelope Printing Customer

Branded envelopes that felt event-ready

We needed branded envelopes for a client event and they looked exactly right. The team were helpful from start to finish and made sure everything moved quickly so we could meet our deadline. A really smooth experience for printed envelopes.

Woman with long brown hair wearing a beige top against a plain background

Envelope Customer

Quick fix after an order issue

My order arrived with a problem, but after I emailed the team I received a quick response and the issue was sorted straight away. It was handled professionally and made me feel confident about ordering again.

Man in a suit with a blurred green outdoor background

First Time Customer

Fast support when delivery went wrong

There was an issue with the courier delivering to my address, but the team dealt with it quickly and kept things moving. A replacement was arranged and the previous order was refunded without any fuss. It gave me a good first impression and I would order again.

Woman wearing a yellow sweater with a plain background

Wholesale+ Member

Reliable support for regular orders

The courier caused a problem, but Jess and Kelly were quick to help and did everything they could to sort it. They also looked at the products I order regularly and helped make future orders easier. Good value, good quality and service that feels genuinely useful.

Woman with gray hair wearing a blue top against a light gray background

Envelope Printing Customer

Easy custom printed envelope order

Ordering custom printed envelopes was straightforward from the start. James answered my questions clearly, the order arrived when expected and the finished envelopes were great quality. I would be happy to use the service again.

Man wearing a light gray sweater over a collared shirt on a plain background

Wholesale+ Member

Helpful and easy to deal with

A very straightforward company to buy from. The team were helpful, clear with communication and easy to deal with, which makes a big difference when ordering packaging regularly.

Man wearing a dark suit with a red tie against a plain background

Sample Customer

Helpful advice before ordering

The team helped point me towards the right product before I placed my order. It made the decision much easier and gave me confidence that I was choosing the right packaging for what I needed.

Man in a suit smiling outdoors with a blurred background

Packaging Customer

Useful support for flat pack cartons

Useful support for flat pack cartons