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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

High White Conqueror Envelopes - C6 - 114 x 162mm

High White Conqueror Envelopes

Regular price From £0.34
Sale price Regular price
Gold Pearlescent Envelopes - Peel and Seal DL - 110 x 220mm
Eco Product

Gold Pearlescent Envelopes

Regular price From £0.11
Sale price Regular price
Silver Metallic Finish Bubble Bag Mailers - 165 x 140mm

Silver Metallic Finish Bubble Bag Mailers

Regular price From £0.48
Sale price Regular price
Aubergine Pearlescent Envelopes - Peel and Seal DL - 110 x 220mm
Eco Product

Aubergine Pearlescent Envelopes

Regular price From £0.12
Sale price Regular price
Black Board Envelopes - 235 x 162mm
Eco Product

Black Board Envelopes

Regular price From £0.72
Sale price Regular price
Black Metallic Finish Bubble Bag Mailers - 165 x 140mm

Black Metallic Finish Bubble Bag Mailers

Regular price From £0.36
Sale price Regular price
Red Paper Finish Bubble Bag Mailers - 320 x 450mm

Red Paper Finish Bubble Bag Mailers

Regular price From £0.39
Sale price Regular price
Rectangular Labels - Gold 36 x 22mm
Eco Product

Rectangular Labels

Regular price From £0.70
Sale price Regular price
White Pearlescent Envelopes - Peel and Seal DL - 110 x 220mm
Eco Product

White Pearlescent Envelopes

Regular price From £0.11
Sale price Regular price
ColomPac Crash Lock Boxes -
Eco Product

ColomPac Crash Lock Boxes

Regular price From £0.84
Sale price Regular price
Magnolia Coloured Peel and Seal Envelopes - C4 - 324 x 229mm

Magnolia Coloured Peel and Seal Envelopes

Regular price
Sale price From £0.20 Regular price £0.31
White Eco Friendly Polyethylene Shipping Mailers - 410 x 410mm
Eco Product

White Eco Friendly Polyethylene Shipping Mailers

Regular price From £0.36
Sale price Regular price
Ivory Coloured Peel and Seal Envelopes - C5 - 162 x 229mm
Eco Product

Ivory Coloured Peel and Seal Envelopes

Regular price From £0.21
Sale price Regular price
Holographic Gold Metallic Finish Foil Envelopes - Square - 165 x 165mm

Holographic Gold Metallic Finish Foil Envelopes

Regular price From £0.25
Sale price Regular price
Green Board Envelopes - 235 x 162mm
Eco Product

Green Board Envelopes

Regular price From £0.72
Sale price Regular price
Dark Red Coloured Peel and Seal V Flap Envelopes - 62 x 94mm

Dark Red Coloured Peel and Seal V Flap Envelopes

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

Midnight Blue Pearlescent Envelopes

Regular price From £0.11
Sale price Regular price
White Adhesive Labels - 64 x 38mm
Eco Product

White Adhesive Labels

Regular price From £0.23
Sale price Regular price
Pale Green Coloured Peel and Seal Envelopes - C4 - 324 x 229mm

Pale Green Coloured Peel and Seal Envelopes

Regular price From £0.16
Sale price Regular price
White Coloured Peel and Seal V Flap Envelopes - 62 x 94mm

White Coloured Peel and Seal V Flap Envelopes

Regular price
Sale price From £0.18 Regular price £0.35
Red Eco Friendly Bubble Bag Mailers - 165 x 100mm
Eco Product

Red Eco Friendly Bubble Bag Mailers

Regular price From £0.43
Sale price Regular price
Platina Textured Envelopes - Peel & Seal Square - 130 x 130mm
Eco Product

Platina Textured Envelopes

Regular price From £0.10
Sale price Regular price
Champagne Pearlescent Envelopes - Peel and Seal DL - 110 x 220mm
Eco Product

Champagne Pearlescent Envelopes

Regular price From £0.11
Sale price Regular price
White Non Opaque Peel and Seal Business Envelopes - 98 x 67mm

White Non Opaque Peel and Seal Business Envelopes

Regular price
Sale price From £0.10 Regular price £0.12
Silver Metallic Finish Foil Envelopes - C6 - 114 x 162mm

Silver Metallic Finish Foil Envelopes

Regular price From £0.18
Sale price Regular price
Oyster Conqueror Envelopes - C6 - 114 x 162mm

Oyster Conqueror Envelopes

Regular price
Sale price From £0.48 Regular price £0.60
Gold Metallic Finish Foil Envelopes - C6 - 114 x 162mm

Gold Metallic Finish Foil Envelopes

Regular price
Sale price From £0.21 Regular price £0.26
White Blue Opaque Gummed Business Envelopes - 100gsm With Window DL - 110 x 220mm

White Blue Opaque Gummed Business Envelopes

Regular price
Sale price From £0.07 Regular price £0.12
White Pillow Boxes - DL - 110 x 220mm
Eco Product

White Pillow Boxes

Regular price From £0.39
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