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Square envelopes

Square envelopes

(136 products)

Square envelopes have many combinations: they can be 14 x 14 envelopes, 15 x 15 envelopes, 16 x 16 or even 20 x 20. Different colours, styles, sizes, types... On our website we have up to 32 different sizes and with finishes, linings and tones that you won't find anywhere else. Next, we are going to tell you about the sizes of the square envelopes we work with. However, you will not only learn about this, but also about the different types available and the easy process of buying them. However, when you don't know which square envelope to buy, our team of experts in square envelopes for invitations will advise you. 

  • SE40WG

    40x40 mm White Envelope

    £0.05 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 100 Gsm

  • SE60WG

    60x60 mm White Envelope

    £0.05 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 100 Gsm

  • 131

    60x60 mm Manila Envelope

    £0.05 per item
    • Colour: Manila
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 70 Gsm
  • 36% off

    C03130SF

    130x130 mm White Wove Envelope

    £0.07 £0.11 per item
    • Colour: White
    • Format: Square
    • Finish: Wove
    • Seal: Gummed
    • Material Weight: 120 Gsm

  • 129

    108x108mm Manila Square Self Seal 90GSM

    £0.09 per item
    • Colour: Manila
    • Format: Square
    • Finish: Smooth
    • Seal: Self Seal
    • Material Weight: 80 Gsm

  • B03130

    130x130 mm Fleck Envelope

    £0.08 per item
    • Colour: Fleck
    • Format: Square
    • Finish: Kraft
    • Seal: Gummed
    • Material Weight: 125 Gsm

  • C03105105

    105x105 mm White Envelope

    £0.12 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 100 Gsm

  • C03100100

    100x100 mm White Square Gummed Plain

    £0.10 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 120 Gsm
  • 9% off

    C03110

    110x110 mm White Envelope

    £0.10 £0.11 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 120 Gsm
  • 9% off

    C03130

    130x130 mm White Wove Envelope

    £0.10 £0.11 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 120 Gsm

  • C03110PS

    110x110 mm White Envelope

    £0.11 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 120 Gsm

  • C03120120

    120x120 mm White Envelope

    £0.11 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 120 Gsm
  • 8% off

    C03120PS

    120x120 mm White Envelope

    £0.11 £0.12 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 120 Gsm
  • 31% off

    GC116116BL

    116x116 mm Clariana Black Envelope

    £0.11 £0.16 per item
    • Colour: Black
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 120 Gsm

  • C03140

    140x140 mm White Wove Envelope

    £0.12 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 120 Gsm
  • 19% off

    C03165

    White envelope 165x165 mm

    £0.13 £0.16 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 100 Gsm

  • C03146146

    146x146 mm White Envelope

    £0.14 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 120 Gsm
  • 12% off

    C03140PS

    140x140 mm White Envelope

    £0.15 £0.17 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 120 Gsm

  • C03155

    155x155 mm White Wove Envelope

    £0.15 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 120 Gsm

  • C03155PS

    155x155 mm White Envelope

    £0.14 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 120 Gsm

  • C03170170

    170x170 mm White Gummed Envelope

    £0.16 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 120 Gsm

  • C03175175

    175x175 mm White Envelope

    £0.16 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 120 Gsm
  • 24% off

    430

    220x220 mm White Envelope

    £0.16 £0.21 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 100 Gsm
  • 30% off

    435

    220x220 mm White Envelope

    £0.16 £0.23 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Self Seal
    • Material Weight: 100 Gsm

Looking to Buy Square Envelopes Online?

Many people look for specific square envelope sizes, such as 14x14 cm, 15x15 cm, 16x16 cm, or even 20x20 cm.

One of the most popular options is the 15x15 cm square envelope, widely used for event invitations.

For example, intense green or vibrant red envelopes are highly preferred for wedding invitations and other special occasions. Those with a clear idea and specific measurements can quickly find the perfect envelope.

What Types of Square Envelopes Can You Buy?

The best option depends on your specific needs. Here are some of the most popular square envelope types:

Classic White Square Envelopes

For a traditional and timeless look, white square envelopes are the perfect choice.

Kraft Square Envelopes

  • Recycled kraft paper
  • Available in 13x13, 14x14, or 15x15 cm
  • Matte finish with gummed closure
  • Eco-friendly option for those who prioritize sustainability

Colored Square Envelopes

A great choice for vibrant and creative invitations. Available in:

  • Light green, deep green, bright red, dark red, and yellow linen

Metallic-Finish Padded Bubble Bags

A modern alternative to traditional square envelopes. These envelopes protect delicate items and come in various colors, including:

  • Translucent, ice blue, royal blue, burgundy, orange, metallic green, silver, and more

They are ideal for sending thoughtful gifts via mail or hand delivery.

Matte Padded Bubble Bags

Similar to metallic bubble bags but with a less glossy finish. Available in:

  • Orange, black, red, white, and other colors
  • Common sizes: 16x16 cm and 23x23 cm

Uses for Square Envelopes

Square envelopes are versatile and can be used for a variety of purposes:

  1. Organization – People use different colored square envelopes to sort documents efficiently, making it easy to find important papers for work or study.
  2. Mailing Documents – Ideal for sending square-format papers without bending or creasing. Often used for art prints, contest entries, and design submissions.
  3. Gift Wrapping Alternative – Perfect for small gifts when you don’t want to wrap them traditionally. Simply place the gift in a square envelope and deliver it by hand or post.

Where to Buy Affordable Square Envelopes?

A wide selection of square envelopes is available at competitive prices, with various types, sizes, and finishes to meet every need.

For the best prices, bulk orders offer significant discounts, meaning the more you buy, the lower the cost per unit!