--- title: "1 new message" description: "Wholesale mailing bags from MSP Packaging. Poly mailers, paper mailing bags and biodegradable options available in custom sizes with bulk pricing." lang: en json-ld: --- [![MSP Packaging](/assets/msp-logo-B_E9uXWn.png)](/) [Home](/) Products About Us [FAQ](/faq)[Contact Us](/contact-us) [Request a Quote](/contact-us) # Wholesale Mailing Bags – Poly & Paper Mailing Bags in Bulk Businesses shipping products every day need packaging that is reliable, durable, and consistently available in large volumes. Our range of wholesale mailing bags includes high-quality poly mailing bags, paper mailing bags and eco-friendly mailers, designed for businesses that require professional shipping packaging at scale. We support e-commerce retailers, fulfilment centres, clothing brands and logistics companies with dependable bulk mailing bag supply, offering flexible specifications, multiple materials and custom printed packaging solutions. Whether you require standard stock mailing bags or fully bespoke mailers, our solutions are designed to meet the demands of modern online retail and distribution operations. [Enquire Now](/contact-us) ![Custom Navy Premium Mailing Bags](https://static.wixstatic.com/media/2c3a7c_ea455681b38b485796c13f525a9a8b9e~mv2.png/v1/fill/w_830,h_624,al_c,q_90,usm_0.66_1.00_0.01,enc_avif,quality_auto/Custom%20Mailing%20Bag%20Navy%20Premium.png) ##### Poly Mailing Bags (Plastic Mailers) ###### Wholesale Poly Mailing Bags for E-Commerce Shipping Poly mailing bags are one of the most widely used packaging solutions for e-commerce due to their lightweight structure, durability and cost efficiency. They are particularly suitable for shipping: - • Clothing and garments - • Textiles and fabrics - • Accessories - • Soft goods - • Small retail products ##### Key Features of Our Poly Mailers Durable polyethylene construction Water resistant and moisture proof Permanent self-seal adhesive strip High tear and puncture resistance Lightweight to minimise shipping costs Opaque materials for privacy ![Biodegradable mailing bag range](https://static.wixstatic.com/media/2c3a7c_0c4c13d3ff2d41bd97e0a010bf6c1acc~mv2.jpg/v1/fill/w_663,h_525,al_c,q_80,enc_avif,quality_auto/biodegradable_range.jpg) ##### Multiple Micron Thickness Options Different products require different packaging strengths. Our mailing bags are available in a variety of micron thickness specifications: 35 micron Lightweight shipping 40–50 micron Standard e-commerce 60–70+ micron Heavy duty mailing ##### Bulk & Wholesale Mailing Bags for E-Commerce Businesses High-volume shippers need packaging partners who understand the importance of consistent quality, strong materials and reliable supply. ###### Industry Sectors We Serve - • E-commerce retailers - • Clothing and fashion brands - • Online marketplace sellers - • Subscription services - • Warehouse and fulfilment centres - • Distribution and logistics companies ##### Paper Mailing Bags ###### Wholesale Paper Mailing Bags for Sustainable Packaging As more brands move towards environmentally responsible packaging, paper mailing bags have become an increasingly popular alternative to plastic mailers. - • Strong kraft paper construction - • Recyclable packaging materials - • Tamper-evident adhesive closure - • Reinforced seams for extra strength - • Professional natural appearance - • Suitable for custom printing and branding ##### Eco-Friendly Mailing Bags ###### Sustainable Mailing Bag Solutions Sustainability has become an important priority for many businesses. Our range includes eco-friendly mailing bags designed to reduce environmental impact while maintaining durability and performance. - • Recycled content poly mailing bags - • Recyclable plastic mailers - • Compostable mailing bags - • Biodegradable mailing bags - • FSC certified paper packaging ##### Custom Printed Mailing Bags ###### Bespoke Mailing Bags for Branded Packaging Custom printed packaging allows businesses to transform standard shipping materials into a powerful branding and marketing tool. ###### Customisation Options - • Single or multi-colour printing - • Custom sizes and dimensions - • Various micron thickness options - • Logo and brand graphics - • Promotional messages - • Return address and contact details ## Related Products [Tamper Evident Security Bags The core range of tamper evident security bags for cash, evidence and secure transit. View range ](/security-bags)[Police Evidence Bags Numbered forensic and police evidence bags with full chain-of-custody panels. View range ](/evidence-bags)[Cash Security Bags Secure cash bags for banking, retail cash handling and CIT collections. View range ](/cash-security-bags)[Money Bags & Coin Bags Coin bags and money bags for tills, cash rooms and coin deposit runs. View range ](/money-bags)[Security Seals & Tamper Evident Labels Security seals and tamper evident labels for cages, containers and cartons. View range ](/security-seals)[Pharmacy & Dispensing Bags Pharmacy bags and dispensing bags for community and hospital pharmacy. View range ](/pharmacy-bags)[Wicket Bags High-speed wicket bags for automated bagging and food production lines. View range ](/wicket-bags) ##### Wholesale Poly & Paper Mailing Bags for Growing Businesses If your business requires high-quality wholesale mailing bags, we offer a comprehensive range of poly mailers, paper mailing bags, eco-friendly packaging options and custom printed mailers designed for modern e-commerce and retail operations. [Enquire Now](/contact-us) #### About Us - [Our Story](/about-us) - [Initial Packaging Solutions Ltd](/initial-packaging-solutions) - [FAQ](/faq) - [Contact Us](/contact-us) #### Our Products - [Security Bags](/security-bags) - [Evidence Bags](/evidence-bags) - [Cash Security Bags](/cash-security-bags) - [Money Bags & Coin Bags](/money-bags) - [Security Seals & Labels](/security-seals) - [Pharmacy Bags](/pharmacy-bags) - [Wicket Bags](/wicket-bags) - [Mailing Bags](/mailing-bags) - [Bespoke Packaging](/security-bags) #### Resources - [Blog](/blog) - [Sustainability](/about-us) - [Product Specifications](/security-bags) - [Help & Support](/faq) - [Request a Quote](/contact-us) #### Contact - [info@msppackaging.co.uk ](mailto:info@msppackaging.co.uk) - [Get in touch ](/contact-us) [![MSP Packaging](/assets/msp-logo-B_E9uXWn.png)](/) ##### Registered Office MSP Packaging Ltd · 9 Brighouse Business Village, 9 River Court, Middlesbrough, England, TS2 1RT ##### Company Details Registered in England & Wales · Company Reg No: 16551194 · VAT Reg No: GB 496376534 © 2026 MSP Packaging Ltd. 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