Skip to Content Skip to Navigation
Promo Image
Reset, Restock, Return Workplace essentials to support a seamless return. Up to 25%
Product Image
  • Free next working day delivery*
  • Free returns*
  • Collect Nectar points with us*

*Terms & Conditions apply

Prices excl. VAT

Prices incl. / excl. VAT

You can choose to show the prices inclusive or exclusive of VAT on our website

0330 128 1399
Customer service

Customer service

Our customer support is available every working day between 8am and 6pm.

Place an order today to unlock your cashback from our partner! (per their T&Cs)
  1. Home
  2. Paper, Envelopes & Packaging
  3. Packing & Mailing
  4. Envelopes & Mailing Bags
Chat

Envelopes & Mailing Bags - C4

(103)
Applied filters
  1. Viking Envelopes Plain C4 229 (W) x 324 (H) mm Self-adhesive Self Seal White 90 gsm Pack of 250
    Own Own Brand Brand
    Sustainable
    Own Own Brand Brand
    Sustainable
    Viking Envelopes Plain C4 229 (W) x 324 (H) mm Self-adhesive Self Seal White 90 gsm Pack of 250 Viking No. 2033558
    4.5 out of 5 stars
    (26)
    Buy More, Save More
    £21.99
    Pack
    from 4 Packs
    £26.39 incl. VAT
    Quantity excl. VAT Saving
    1  £25.99
    2-3  £23.99 -7%
    4+  £21.99 -15%
    Currently in stock Order before 6:00 PM for next working day delivery.
  2. Viking C4 Peel and Seal Business Envelopes White 229 (W) x 324 (H) mm Plain 100 gsm Pack of 75
    Sustainable
    Best Best Price Price
    Sustainable
    Viking C4 Peel and Seal Business Envelopes White 229 (W) x 324 (H) mm Plain 100 gsm Pack of 75 Viking No. 1282283
    Buy More, Save More
    £14.49
    Pack
    from 3 Packs
    £17.39 incl. VAT
    Quantity excl. VAT Saving
    1-2  £15.49
    3+  £14.49 -6%
    Currently in stock Order before 6:00 PM for next working day delivery.
  3. Viking C4 Gusset Envelopes 229 x 324mm Peel and Seal Plain 120 gsm Brown Pack of 125
    Sustainable
    Best Best Price Price
    Sustainable
    Viking C4 Gusset Envelopes 229 x 324mm Peel and Seal Plain 120 gsm Brown Pack of 125 Viking No. 2091794
    4.5 out of 5 stars
    (9)
    Only
    £14.99
    Pack
    £17.99 incl. VAT
    Currently in stock Order before 6:00 PM for next working day delivery.
  4. Viking Envelopes with Window C4 229 (W) x 324 (H) mm Self-adhesive Self Seal White 90 gsm Pack of 250
    Sustainable
    Best Best Price Price
    Sustainable
    Viking Envelopes with Window C4 229 (W) x 324 (H) mm Self-adhesive Self Seal White 90 gsm Pack of 250 Viking No. 2051753
    4.5 out of 5 stars
    (5)
    Buy More, Save More
    £22.49
    Pack
    from 4 Packs
    £26.99 incl. VAT
    Quantity excl. VAT Saving
    1  £26.49
    2-3  £24.99 -5%
    4+  £22.49 -15%
    Currently in stock Order before 6:00 PM for next working day delivery.
  5. Viking Envelopes Plain C4 324 (W) x 229 (H) mm Self Seal Brown 90 gsm Pack of 250
    Own Own Brand Brand
    Own Own Brand Brand
    Viking Envelopes Plain C4 324 (W) x 229 (H) mm Self Seal Brown 90 gsm Pack of 250 Viking No. 1187131
    Buy More, Save More
    £23.49
    Pack
    from 3 Packs
    £28.19 incl. VAT
    Quantity excl. VAT Saving
    1-2  £25.99
    3+  £23.49 -9%
    Currently in stock Order before 6:00 PM for next working day delivery.
  6. Purely Packaging Vita C4 Peel and Seal Board Back Envelopes Cream 229 (W) x 324 (H) mm Plain 120 gsm Pack of 125
    Purely Packaging Vita C4 Peel and Seal Board Back Envelopes Cream 229 (W) x 324 (H) mm Plain 120 gsm Pack of 125 Viking No. 1162260
    Only
    £28.99
    Pack
    £34.79 incl. VAT
    Currently in stock Order before 6:00 PM for next working day delivery.
  7. Viking Business Envelopes C4 80 gsm White Plain Self Seal White 80 gsm Pack of 250
    Own Own Brand Brand
    Sustainable
    Own Own Brand Brand
    Sustainable
    Viking Business Envelopes C4 80 gsm White Plain Self Seal White 80 gsm Pack of 250 Viking No. 1282277
    Buy More, Save More
    £19.99
    Pack
    from 3 Packs
    £23.99 incl. VAT
    Quantity excl. VAT Saving
    1-2  £21.99
    3+  £19.99 -9%
    Currently in stock Order before 6:00 PM for next working day delivery.
  8. Viking C4 Peel and Seal Business Envelopes White 229 (W) x 324 (H) mm Window 100 gsm Pack of 75
    Own Own Brand Brand
    Sustainable
    Own Own Brand Brand
    Sustainable
    Viking C4 Peel and Seal Business Envelopes White 229 (W) x 324 (H) mm Window 100 gsm Pack of 75 Viking No. 1282284
    Buy More, Save More
    £14.99
    Pack
    from 3 Packs
    £17.99 incl. VAT
    Quantity excl. VAT Saving
    1-2  £15.99
    3+  £14.99 -6%
    Currently in stock Order before 6:00 PM for next working day delivery.
  9. Viking Business Envelopes Plain C4 229 (W) x 324 (H) mm Gummed Brown 80 gsm Pack of 250
    Own Own Brand Brand
    Sustainable
    Own Own Brand Brand
    Sustainable
    Viking Business Envelopes Plain C4 229 (W) x 324 (H) mm Gummed Brown 80 gsm Pack of 250 Viking No. 1282276
    Buy More, Save More
    £18.99
    Pack
    from 3 Packs
    £22.79 incl. VAT
    Quantity excl. VAT Saving
    1-2  £19.99
    3+  £18.99 -5%
    Currently in stock Order before 6:00 PM for next working day delivery.
  10. Purely Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 130 gsm Manilla Pack of 125
    Purely Gusset Envelopes C4 Peel & Seal 324 x 229 x 25 mm Plain 130 gsm Manilla Pack of 125 Viking No. 1173889
    Only
    £25.49
    Pack
    £30.59 incl. VAT
    Currently in stock Order before 6:00 PM for next working day delivery.
  11. Viking C4 Peel and Seal Board Back Envelopes Brown 324 (W) x 229 (H) mm Plain 115 gsm Pack of 125
    Own Own Brand Brand
    Own Own Brand Brand
    Viking C4 Peel and Seal Board Back Envelopes Brown 324 (W) x 229 (H) mm Plain 115 gsm Pack of 125 Viking No. 2108700
    5 out of 5 stars
    (8)
    Only
    £48.99
    Pack
    £58.79 incl. VAT
    Currently in stock Order before 6:00 PM for next working day delivery.
  12. Viking C4 Peel and Seal Envelopes White 229 (W) x 324 (H) mm Plain 100 gsm Pack of 250
    Own Own Brand Brand
    Sustainable
    Own Own Brand Brand
    Sustainable
    Viking C4 Peel and Seal Envelopes White 229 (W) x 324 (H) mm Plain 100 gsm Pack of 250 Viking No. 2052852
    4.5 out of 5 stars
    (9)
    Buy More, Save More
    £36.49
    Pack
    from 3 Packs
    £43.79 incl. VAT
    Quantity excl. VAT Saving
    1-2  £40.49
    3+  £36.49 -9%
    Currently in stock Order before 6:00 PM for next working day delivery.
  13. Viking Envelopes with Window C4 229 (W) x 324 (H) mm Adhesive Strip White 100 gsm Pack of 250
    Own Own Brand Brand
    Sustainable
    Own Own Brand Brand
    Sustainable
    Viking Envelopes with Window C4 229 (W) x 324 (H) mm Adhesive Strip White 100 gsm Pack of 250 Viking No. 2052929
    4.5 out of 5 stars
    (2)
    Buy More, Save More
    £37.99
    Pack
    from 3 Packs
    £45.59 incl. VAT
    Quantity excl. VAT Saving
    1-2  £41.99
    3+  £37.99 -9%
    Currently in stock Order before 6:00 PM for next working day delivery.
  14. Purely Packaging Vita Gusset Envelopes C4 Peel & Seal 140 gsm White Pack of 125
    Purely Packaging Vita Gusset Envelopes C4 Peel & Seal 140 gsm White Pack of 125 Viking No. 1173890
    Only
    £32.49
    Pack
    £38.99 incl. VAT
    Currently in stock Order before 6:00 PM for next working day delivery.
  15. Blake C4 Board Back Pocket Envelope Plain Peel & Seal 324 x 229mm 120 gsm White Pack of 125
    Blake C4 Board Back Pocket Envelope Plain Peel & Seal 324 x 229mm 120 gsm White Pack of 125 Viking No. 1105479
    5 out of 5 stars
    (3)
    Buy More, Save More
    £39.99
    Box
    from 3 Boxes
    £47.99 incl. VAT
    Quantity excl. VAT Saving
    1-2  £42.99
    3+  £39.99 -6%
    Currently in stock Order before 6:00 PM for next working day delivery.
  16. Tyvek C4 Pocket Envelopes 229 x 324 mm Peel and Seal Plain 54 gsm White Pack of 100
    Tyvek C4 Pocket Envelopes 229 x 324 mm Peel and Seal Plain 54 gsm White Pack of 100 Viking No. ND538209
    Buy More, Save More
    £53.99
    Pack
    from 3 Packs
    £64.79 incl. VAT
    Quantity excl. VAT Saving
    1-2  £59.99
    3+  £53.99 -10%
    Currently in stock Order before 6:00 PM for next working day delivery.
  17. Tyvek C4 Gusset Envelopes 229 x 324 mm Peel and Seal Plain 55 gsm White Pack of 100
    Tyvek C4 Gusset Envelopes 229 x 324 mm Peel and Seal Plain 55 gsm White Pack of 100 Viking No. ND538212
    4 out of 5 stars
    (1)
    Buy More, Save More
    £83.49
    Pack
    from 3 Packs
    £100.19 incl. VAT
    Quantity excl. VAT Saving
    1-2  £92.49
    3+  £83.49 -9%
    Currently in stock Order before 6:00 PM for next working day delivery.
  18. Viking C4 Peel and Seal Boardback Envelopes White 229 (W) x 324 (H) mm Plain 110 gsm Pack of 125
    Own Own Brand Brand
    Sustainable
    Own Own Brand Brand
    Sustainable
    Viking C4 Peel and Seal Boardback Envelopes White 229 (W) x 324 (H) mm Plain 110 gsm Pack of 125 Viking No. 1282268
    Buy More, Save More
    £35.99
    Pack
    from 3 Packs
    £43.19 incl. VAT
    Quantity excl. VAT Saving
    1-2  £37.99
    3+  £35.99 -5%
    Currently in stock Order before 6:00 PM for next working day delivery.
  19. Bong Envelopes Plain C4 Brown 90 gsm Pack of 250
    Sustainable
    Sustainable
    Bong Envelopes Plain C4 Brown 90 gsm Pack of 250 Viking No. 1216146
    Buy More, Save More
    £26.49
    Pack
    from 3 Packs
    £31.79 incl. VAT
    Quantity excl. VAT Saving
    1-2  £28.99
    3+  £26.49 -8%
    Currently in stock Order before 6:00 PM for next working day delivery.
  20. Viking C4 Peel and Seal Business Envelopes Brown 229 (W) x 324 (H) mm Plain 115 gsm Pack of 250
    Own Own Brand Brand
    Sustainable
    Own Own Brand Brand
    Sustainable
    Viking C4 Peel and Seal Business Envelopes Brown 229 (W) x 324 (H) mm Plain 115 gsm Pack of 250 Viking No. 1282275
    Buy More, Save More
    £29.99
    Pack
    from 3 Packs
    £35.99 incl. VAT
    Quantity excl. VAT Saving
    1-2  £32.99
    3+  £29.99 -9%
    Currently in stock Order before 6:00 PM for next working day delivery.
  21. Viking Envelopes Window C4 324 (W) x 229 (H) mm Self Seal Brown 90 gsm Pack of 250
    Own Own Brand Brand
    Own Own Brand Brand
    Viking Envelopes Window C4 324 (W) x 229 (H) mm Self Seal Brown 90 gsm Pack of 250 Viking No. 1187132
    Buy More, Save More
    £23.99
    Pack
    from 3 Packs
    £28.79 incl. VAT
    Quantity excl. VAT Saving
    1-2  £26.99
    3+  £23.99 -11%
    Currently in stock Order before 6:00 PM for next working day delivery.
  22. Blake C4 Envelopes 229 x 324mm Peel and Seal Plain 130 gsm Cream Manilla Pack of 250
    Sustainable
    Sustainable
    Blake C4 Envelopes 229 x 324mm Peel and Seal Plain 130 gsm Cream Manilla Pack of 250 Viking No. 6298596
    5 out of 5 stars
    (2)
    Buy More, Save More
    £49.99
    Pack
    from 3 Packs
    £59.99 incl. VAT
    Quantity excl. VAT Saving
    1-2  £52.99
    3+  £49.99 -5%
    Currently in stock Order before 6:00 PM for next working day delivery.
  23. ColomPac C4 Peel and Seal Mailing Wallet White 315 (W) x 30 (H) mm Plain 425 gsm Pack of 20
    Sustainable
    Sustainable
    ColomPac C4 Peel and Seal Mailing Wallet White 315 (W) x 30 (H) mm Plain 425 gsm Pack of 20 Viking No. 2075404
    Only
    £9.99
    Pack
    £11.99 incl. VAT
    Currently in stock Order before 6:00 PM for next working day delivery.
  24. Premium Pure Pocket Envelopes Plain C4 Peal and Seal 229 (W) x 324 (H) mm Adhesive Strip White 120 gsm Pack of 250
    Sustainable
    Sustainable
    Premium Pure Pocket Envelopes Plain C4 Peal and Seal 229 (W) x 324 (H) mm Adhesive Strip White 120 gsm Pack of 250 Viking No. 6297912
    Buy More, Save More
    £72.99
    Pack
    from 3 Packs
    £87.59 incl. VAT
    Quantity excl. VAT Saving
    1-2  £80.99
    3+  £72.99 -9%
    Currently in stock Order before 6:00 PM for next working day delivery.

Compare (max. 3 products)

View comparison

Customer service & Feedback

Customer service ›

Click here for help with a wide range of topics such as your account, ordering and delivery. Or call: 0330 128 1399

Live Chat ›

Weekdays 9am to 5pm

Give us your feedback

Tell us how we are doing! We would like to hear your opinion.

×