Business Envelopes
An essential for any business or personal use, our professional white envelopes feature an opaque interior for total security and privacy, with self-seal and gummed options for the perfect closure.
The basics:
- White envelopes with opaque blue interior for added security
- Self seal and gummed options for secure closure
- Made from PEFC certified paper
- Available in industry standard sizes (DL, C5 & C4)
- Strong paper with 90gsm thickness
Frequently bought together

Address Labels
From £0.01 per unit

Address Labels
Label Size
Width x Length

Bubble Padded Envelopes
From £0.05 per unit

Bubble Padded Envelopes
Size & Colour (Internal dimensions)
Width x Length (Colour)

Board Backed Envelopes
From £0.07 per unit

Board Backed Envelopes
Width x Length
Orders received before 3pm on a Friday will be dispatched same-day for delivery on the following Monday. Orders received after 3 pm on Friday will be dispatched on the following Monday, using a next working day delivery service.
See full delivery information
Size & Weight
- Unit
- Pack
Customers also bought

Double Wall Cardboard Boxes
From £0.35 per unit

Double Wall Cardboard Boxes
Length x Width x Height L x W x H

48mm (2 Inch) Packaging Tape
From £0.48 per unit

48mm (2 Inch) Packaging Tape
Description

Paper Void Fill
From £35.03 per unit

Paper Void Fill
Description
White Business Envelopes
With years of experience as the UK’s leading supplier of packaging materials, at Smith Packaging we always deliver the goods. From larger packaging supplies, like cardboard boxes and packing peanuts, to single envelopes and mail bags, our aim is to provide you with all that you need to make every delivery a dream. At Smith Packaging, we are all about offering cost-effective, customer-centred products that help you to keep your business or personal expenses down. No minimum order, no compromise on quality, and always as eco-friendly as can be, at Smith Packaging we put people and the planet above profit.
What are Business Envelopes?
Safe and secure, whether sending contracts, documents, payslips or any kind of correspondence, you need an envelope you can trust. Customers of any business always appreciate a company that takes their privacy seriously, and an industry-standard business envelope can give you that professional edge. A good business envelope will be thick enough to keep sensitive information safe and has a gummed or strong self-seal option so it can’t be opened and resealed or tampered with along the way to its destination.
Why Choose Business Envelopes?
Business envelopes help build trust. All customers want to know that the company they are working with is legit, and by respecting their privacy and presenting yourself in a professional manner, you can deepen those layers of trust. By opting to send correspondence through the industry approved standard, you put your best foot forward as a brand.
Another great aspect of white envelopes is the fact that they can be easily and are widely used for personal use too. Many individuals opt for a classic white envelope when posting letters or documents daily as they are a secure and effective posting solution for all.
White Envelopes for business from Smith Packaging
At Smith Packaging, we work with businesses both big and small across the UK. Our business stationary and envelopes help connect these brands to their consumers and keep communication strong, safe, and stress-free. Our white envelopes are made from PEFC-certified paper and come in a range of industry sizes to suit your business or personal needs. Self-seal and gummed options ensure your letters stay locked until they reach the recipient’s hand.
Whether you want a quick fix pack or if you’re looking to order bulk business envelopes, you can check our options for professional business envelopes right here.