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C5 White White Envelopes

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Our C5 Envelopes are ideal luxury wedding invitation envelopes or an essential to keep with your card making supplies. They are 162 x 229 mm and fit our blank cards with many of our wedding envelopes being available in a gorgeous array of colours and paperweights. Made from high-quality papers but still at an affordable price and with options to suit all budgets all backed by our 5-star customer service.

Made in the UK from luxury paper stocks such as matt, recycled and kraft through to pearlescent paper this envelope size fits a creased blank card that's approximately 148 x 210mm when folded or a postcard that's 148 x 210mm approximately. Ideal to make matching DIY wedding invitations and wedding stationery using our blank cards, postcards or pocketfolds.

View our handy envelope size chart for more information on the C5 envelope size, 162 x 229 mm, and the envelope sizes (UK) available. Sometimes they're referred to as A5 but this size will fit a sheet of A4 paper folded into half or a single sheet of A5 paper (paper size 148 x 210mm). This size is perfect for a larger card blank or larger-sized handmade card and is a convenient size often used as business envelopes.

Always check the postage rate for your finished design they can be posted at the Royal Mail letter rate as long as the final total thickness isn't more than 5mm.

Our blank cards and envelopes can be mixed and matched to enhance your wedding ideas and card making for friends and family. Combine with smaller sizes like C6 or C7 for your RSVP cards to coordinate your wedding stationery suite.

Finally, for a real sense of luxury seal with one of our stunning sealing waxes. Our luxury coloured envelopes can also be used for wedding DIY, craft projects and card blanks for card making for friends and family.


You may prefer to use a Premium, high-quality, white envelope for your invitation design for your wedding invitations, stationery, and handmade cards. We have a wide range of Premium white wedding envelopes in a range of sizes to enhance your DIY wedding invitations. We also have coordinating card making supplies so that you can create your own bespoke, coordinated stationery designs for the big day.

With coordinating Premium white envelopes in many sizes such as C6, C7 and 5 x 7,” you can create wedding stationery for the big day from your Save the Date Cards, Wedding Invitations and RSVP cards through to your wedding thank you cards.

Our quality Premium white envelopes are also perfect for card making and crafts. For handmade cards, they enhance the design and add an air of quality.

Made in high-quality papers in the UK, they’re perfect for all of your wedding invitation ideas, special occasion greeting cards and birthday cards.

For wedding stationery, use them for your wedding invitation ideas. The envelope is the first thing the recipient will see, so don't be afraid to use a coordinating envelope liner to make it all the more special.

With our wide range of coordinating card making supplies, you’ll be spoiled for choice.

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  1. C5 Envelope 130gsm - White
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