Fast Tracked Delivery | Easy 14 Day Returns
Square envelopes

Square envelopes

(159 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. 

  • D04140

    140x140 mm Metallic Gold Envelope

    $0.80 per item
    • Colour: Metallic Gold
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 100 Gsm
  • 14% off

    G07140

    140x140 mm Oyster Lustre Envelope

    $0.83 $0.96 per item
    • Colour: Oyster
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 90 Gsm
  • 14% off

    G07155

    155x155 mm Oyster Lustre Envelope

    $0.83 $0.96 per item
    • Colour: Oyster
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 90 Gsm

  • LC155155MA

    155x155 mm Clariana Magnolia Envelope

    $0.84 per item
    • Colour: Magnolia
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 120 Gsm

  • PLS190190W

    190x190 mm White Post Marque Envelope

    $0.85 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 180 Gsm
  • 3% off

    C03240PS

    240x240 mm White Envelope

    $0.92 $0.95 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 120 Gsm

  • AN37155PS

    155x155 mm Black Envelope

    $0.93 per item
    • Colour: Black
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 120 Gsm
  • 25% off

    PLS249249W

    White envelope 249x249 mm

    $0.96 $1.28 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 180 Gsm
  • 10% off

    D04130

    130x130 mm Metallic Gold Envelope

    $1.01 $1.12 per item
    • Colour: Metallic Gold
    • Format: Square
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 100 Gsm
  • Up to 35% off

    B8125

    Translucent envelopes

    From $1.00 per item

    6 colours available

    • Colour: Clear
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 92 Gsm
  • 2% off

    PLS220220W

    220x220 mm White Post Marque Envelope

    $1.02 $1.04 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 180 Gsm
  • 15% off

    AN37220PS

    220x220 mm Black Envelope

    $1.13 $1.33 per item
    • Colour: Black
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 120 Gsm

  • PLS220220W-W

    220x220 mm White Post Marque Envelope

    $1.19 per item
    • Colour: White
    • Format: Square
    • Finish: Smooth
    • Seal: Peel and Seal
    • Material Weight: 180 Gsm

  • PEB145BG

    Four flap envelopes

    From $1.49 per item

    10 colours available

    • Colour: Bean Green
    • Format: Square
    • Finish: Textured Shiny
    • Seal: Ungummed (no seal)
    • Material Weight: 120 Gsm

  • VIB25550

    Grass paper envelopes

    From $1.79 per item

    1 colour available

    • Colour: Ivory
    • Format: Wallet
    • Finish: Smooth
    • Seal: Gummed
    • Material Weight: 120 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!

Other envelope sizes

C3 envelopes (324x458 mm) C4 envelopes (324x229 mm) C5 envelopes (162x229 mm) 133x184 mm envelopes 125x175 mm envelopes C6 envelopes (114x162 mm) C7 envelopes (82x113 mm) DL envelopes (110x220 mm) Square envelopes Small envelopes