Chat with us, powered by LiveChat White Large Letter Cardboard Envelopes - 20+ Sizes Available
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White Large Letter Cardboard Envelopes

White Large Letter Cardboard Envelopes are extremely popular with a huge range of businesses every day – providing a simple, protective, and low-cost mailing solution for sending a variety of important documents through the post. Our range of white large letter cardboard envelopes includes All Board Envelopes; a highly presentable, high quality, entirely board envelopes, Board Backed Envelopes which combine a rigid board backing and a white paper front for a lightweight envelope, and two styles of ColomPac envelopes including a range of resealable options. Available in a range of popular sizes, including C4 and C5, all envelopes here are sized to comply with Royal Mail Large Letter sizes. All of our white large letter cardboard envelopes are super eco-friendly – fully recyclable, biodegradable, and plastic free.

Please note: Large letter sizing is up to 240 x 165 x 5mm with a 100g weight limit. 

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