Royal Mail PIP Postal Boxes
- Recyclable
- Letterbox Friendly Design
- Secure and Sturdy
- Easy Assembly
Please note lead time can be 3 - 4 working days.
We offer a variety of durable Royal Mail PIP Postal Boxes that are perfect for business, online sellers and small retailers who want to save on shipping costs without compromising on quality.
Available in both brown and white, these boxes are specifically designed to meet Royal Mail's Pricing in Proportion (PIP) guidelines, ensuring you can send letters, cosmetics, books, documents, and small items securely while keeping postage costs to a minimum.
Our available sizes include:
- C7 Royal Mail PIP Postal Boxes (101mm x 101mm x 20mm)
- DL Royal Mail PIP Postal Boxes (220mm x 110mm x 20 mm)
- C6 Royal Mail PIP Postal Boxes (112mm x 163mm x 20 mm)
- C5 Royal Mail PIP Postal Boxes (218mm x 159mm x 20mm)
- C4 Royal Mail PIP Postal Boxes (320mm x 230mm x 20mm)
Delivered flat packed for easy storage and quick assembly, our postal boxes save valuable space until ready to use.
Made from premium corrugated cardboard, these postal boxes provide excellent protection against damage during transit, ensuring your items remain safe and intact.
Why Choose Our Royal Mail PIP Postal Boxes?
- Lower Shipping Costs: Save on postage by using Large Letter boxes that meet Royal Mail’s PIP guidelines, ensuring you pay the lowest possible rate.
- Reliable Protection: Made from strong, durable cardboard, our postal boxes offer superior protection for your items, reducing the risk of damage during transport.
- Eco-Friendly Packaging: All of our PIP boxes are made from recyclable materials, providing a sustainable packaging solution.
- Professional Appearance: The option of white or brown allows you to choose the right finish to enhance your brand’s packaging.
- Quick and Easy to Use: The flat pack design ensures fast assembly and easy storage, making these boxes ideal for high-volume shipping.
- Multiple Size Options: With a variety of sizes to choose from, you can find the perfect postal box to meet your shipping needs.
Whether you need letterbox friendly boxes for smaller items or Large Letter Boxes for cost effective Royal Mail shipping, our high quality boxes provide a strong, lightweight solution for all your mailing needs.
Height | 101mm |
Width | 101mm |
Capacity Min | 20mm |
Capacity Max | 20mm |
Colour | Manilla |
Finish | Kraft |
Window | Plain |
Box Quantity | 500 |
Size (mm) | 101 x 101 mm |
Size (cm) | 10.1 x 10.1 cm |
Size (inches) | 3.98 x 3.98 inches |
Is there a minimum order quantity?
No. You may purchase just one item or as many as you like! The more you buy, the bigger the discount. However, please note that for some products there may be a minimum order quantity.
Do I have to be a business if I want to order from you?
No. We sell to businesses and individuals.
What payment options do I have?
You can pay by Credit or Debit Card, PayPal or Bank Transfer.
How much is the delivery?
You have several delivery options. Please visit our page for a detailed information: Delivery Methods
How accurate are the images?
We make every effort to ensure that the product images we use are accurate and up to date.
We endeavour to ensure that all images are as close to the true colour as possible, however we cannot guarantee the colour representation is exact. There can sometimes be shade variations between different batches of envelopes. There can also be variations when viewing on different monitors/screens depending on the settings etc.
If shade is critical, please ask for a sample.
How do I know the envelope is the right size for my cards?
Generally the envelope should be around 10mm bigger than your insert. We offer samples of many of our products, should you wish to check the size or colour before placing your order.
For full FAQ click here.
Can these PIP postal boxes be used with courier services other than Royal Mail?
Yes, although they are specifically designed to meet Royal Mail’s PIP size guidelines, these boxes can be used with any courier service. Be sure to check the size and weight limits of the courier you’re using to ensure they meet their postal requirements.
What does PIP stand for in Royal Mail PIP Postal Boxes?
PIP stands for Pricing in Proportion, a Royal Mail system where the size and weight of an item determine the postage cost. Our PIP postal boxes meet Royal Mail's Large Letter or Small Parcel dimensions to save on shipping.
Can these boxes be used for eCommerce shipping?
Absolutely! These mailing boxes are perfect for eCommerce. They’re sturdy, lightweight, and ideal for shipping small parcels and documents via Royal Mail.