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And to help you plan your costings accurately and reliably, we’ve double checked each length and width and rated every one of our grey post bags against current Royal Mail pricing guidelines – but don’t forget that you also need to take the height and weight into account when packing. See the link below for more information.

• Quick and easy to seal with a permanent 40mm self adhesive flap
• Made from extra strong 50 micron grey opaque polythene
• 16 popular sizes immediately available from stock
• Ideal for mail order parcels and secure postal protection
• Extremely light polythene postage bags keep costs down
• Tough grey mailing bags for 100% weather protection
• Available in mini packs of 50 or 100 and maxi packs of up to 1000
• Please note: colour shades may vary

For important information regarding Royal Mail pricing bands, click here.