4.5x7 Inch Grey Plastic Postage Bags - Mailing Bags for Parcels
4.5x7 Inch Grey Plastic Postage Bags - Mailing Bags for Parcels
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Grey Mailing Bags 4.5x7 Inch
Small but mighty, our 4.5 x 7 inch grey mailing bags are ideal for lightweight, compact items that still need dependable protection. These mini poly mailers are made from the same high-quality, waterproof material as our larger sizes, and come with a self-sealing strip for fast, fuss-free closure.
They’re perfect for shipping jewellery, phone accessories, spare parts, or cosmetics. The grey opaque design offers discretion, while the slim size helps reduce postage costs—ideal for small businesses and eBay sellers sending low-weight goods with care.
Product Features
- Dimensions: 4.5 x 7 inches (114 x 177 mm)
- Material: Durable 50-micron polythene
- Seal: Strong self-adhesive strip
- Protection: Waterproof and tear-resistant
- Use Cases: Suitable for accessories, small electronics, or gift cards
Grey Mailing Bags Size Guides
| Size Guide | Size in Inches | Centimetres | Compared to Paper Sizes | Best For |
|---|---|---|---|---|
| Small | 4.5x7 inch | 11.4 x 17.7 cm | Between A6 and A5 | Small jewelry, USB drives, gift cards |
| Small | 6.5x9 inch | 16.5 x 22.8 cm | Close to A5 | Socks, small cosmetics, phone accessories |
| Small | 9x12 inch |
22.8 x 30.4 cm |
Between A4 and A3 | T-shirts, magazines, documents (Royal Mail Large Letter Size) |
| Medium | 10x14 inch | 25.4 x 35.5 cm | Slightly smaller than A3 | Light jackets, books, larger documents |
| Medium | 12x16 inch | 30.5 x 40.6 cm | Close to A3 | Sweaters, jeans, medium plush toys |
| Medium | 13x19 inch | 33 x 48.3 cm | Larger than A3 | Hoodies, multiple clothing items, larger books |
| Large | 14x21 inch | 35.5 x 53.3 cm | Between A2 and A1 | Coats, bulkier clothing, small blankets |
| Large | 15x18 inch | 38.1 x 45.7 cm | Between A2 and A1 | Multiple garments, larger plush toys |
| Large | 17x24 inch | 43.2 x 61 cm | Close to A1 | Bedding sets, large textiles, posters |
| Extra Large | 20x26 inch | 50.8 x 66 cm | Between A1 and A0 | Large blankets, bulk clothing |
| Extra Large | 21x24 inch | 53.3 x 61 cm | Between A1 and A0 | Oversized garments, multiple items |
| Extra Large | 24x36 inch | 61 x 91.4 cm | Close to A0 | Large posters, art prints, bedding sets |
| Extra Large | 28x30 inch | 71.1 x 76.2 cm | Larger than A0 | Bulk textiles, large cushions |
| Extra Large | 28x34 inch | 71.1 x 86.4 cm | Larger than A0 | Oversized items, multiple large products |
Royal Mail 24 Tracked
Dispatched same day if ordered before 5 pm Monday to Friday. Please allow up to 1-2 days for delivery.
£1.99
DPD Next Day
Dispatched same day if ordered before 3 pm Monday to Thursday. Not available to Scottish Highlands & Islands.
£4.99
Free on orders over £100