Plain white, smooth envelopes in budget-friendly pack sizes of 20 and 50.

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Smooth White – 150 Square Envelopes are made from plain white, smooth, paper and available in convenient, budget-friendly packs of 20 or 50. These envelopes have a v-shaped flap at the back and are easily sealed once moistened.

These envelopes work perfectly with our card and paper range, Smooth White.


Size: 150 Square (150 x 150mm)

Weight: 80gsm

Quantity per pack: 20 or 50

Take advantage of a bulk discount when purchasing in a larger pack size.

Other options

We have a range of products in Smooth White Envelopes including the options below, but please note that not all sizes are available in all weights, colours and pack sizes, so please contact us if you have any questions.

  • 11B (90 x 145mm)
  • C6 (114 x 162mm)
  • DL (110 x 220mm)
  • 5″ x 7″ (130 x 185mm)
  • 150 Square (150 x 150mm)
  • 160 Square (160 x 160mm)
  • C5 (162 x 229mm)
  • C4 (229 x 324mm)
Environmental Accreditations

Our Smooth White – 150 Square Envelopes have the following environmental accreditations:

  • Elemental Chlorine Free
  • Acid Free

Take a look at our accreditation guide to learn more.

The colour you see in the picture is an indication only because every screen displays colour differently. Please contact us if you have any questions.