**EB-CB020:** Insulated Lunch Bags # Blue Insulated Lunch Bag with Adjustable Shoulder Strap (Polyester, 34×24×31.5 cm) This blue insulated lunch bag is made from durable polyester and features a spacious interior with an insulated lining that keeps meals fresh for hours. Manufactured by Eggroll Bags (Eggroll International Trade (Shanghai) Co., Ltd.) for retailers, brand owners and promotional distributors worldwide. - **Model**: EB-CB020 - **Product type**: Backpack shoulder cooler / insulated lunch bag - **Material**: Polyester - **Dimensions**: 34×24×31.5 cm - **Carton / packing**: 52×36×35 cm / 2 pcs - **MOQ**: 500 pcs per colour - **Lead time**: Sample 7–12 days, bulk 25–35 days [Ask on WhatsApp](https://wa.me/8615968639521?text=Quotation%20request%3A%20EB-CB020%20%E2%80%94%20https%3A%2F%2Fwww.eggrollbags.com%2Fproducts%2Fblue-insulated-lunch-bag-with-adjustable-shoulder-strap%2F) **Quick answer:** The EB-CB020 is made from durable polyester and features a spacious interior with an insulated lining that keeps meals fresh for hours. Minimum order is 500 pieces per colour, counter samples take 7–12 days and bulk production 25–35 days, quoted FOB Shanghai or Ningbo. ## Overview This blue insulated lunch bag is made from durable polyester and features a spacious interior with an insulated lining that keeps meals fresh for hours. At 34×24×31.5 cm, it offers ample room for containers, drinks, and snacks. A front zippered pocket provides extra storage, and the adjustable shoulder strap makes it easy to carry. It is ideal for work, school, or casual outings. ### Why buyers pick it - Category: backpack shoulder cooler / insulated lunch bag - Material: polyester - Dimensions: 34×24×31.5 cm - Spacious insulated interior keeps meals fresh - Front zippered pocket for extra storage - Adjustable shoulder strap for easy carrying ### Features - Durable polyester exterior for daily reliability - Insulated lining keeps food fresh for hours - Front zippered pocket for accessories and small items - Adjustable strap for comfortable carrying ### Typical use - Commuters and office workers carrying daily meals - Students needing a roomy, easy-to-carry lunch bag - Retailers and promotional buyers seeking a versatile cooler ## Construction Close-ups of the parts buyers ask about — liner and stitching, hardware, straps, compartments and the branding area. Each one is written into the quotation and confirmed on the counter sample before bulk. ## Specifications EB-CB020 specifications | Product type | Backpack shoulder cooler / insulated lunch bag | | Material | Polyester | | Dimensions | 34×24×31.5 cm | | Compartments | Main insulated compartment with front zippered pocket | | Closure | Zipper | | Carry | Adjustable shoulder strap | | Special feature | Insulated lining for temperature retention | | Carton size / packing | 52×36×35 cm / 2 pcs | | Color | Blue | | Customization | Logo, color, size, material | | Model code | EB-CB020 | | Minimum order | 500 pcs per colour (catalogue model) | | Sample | 7–12 working days, fee credited against the first bulk order | | Trade terms | EXW / FOB Shanghai or Ningbo / CIF / DDP | | Payment | 30% T/T deposit, 70% against copy of B/L | | Inspection | ISO 2859-1 GL II · AQL 2.5 major / 4.0 minor | Specifications come from the supplied product data. Final dimensions, materials, colours and packaging follow the confirmed sample and order confirmation. Catalogue images are studio renders showing construction and colourway options. ## Customisation and ordering Logo printing/embroidery, color, size, material, lining, straps, zippers, and packaging can be customized to order. Please provide the required quantity, color, size, material, logo/printing details, and packaging requirements for an accurate quote. Send Pantone TCX or TPG references for fabric and Pantone C for print. Colour is approved on a lab dip before bulk dyeing. ## Questions about the EB-CB020 What is the minimum order quantity for the EB-CB020? 500 pieces per colour as a catalogue model in a stock colourway. A new custom pattern or a custom-dyed Pantone starts at 1,000 pieces per colour, because the fabric mill sets a minimum dye lot. Can the Blue Insulated Lunch Bag with Adjustable Shoulder Strap (Polyester, 34×24×31.5 cm) be customised? Logo printing/embroidery, color, size, material, lining, straps, zippers, and packaging can be customized to order. Send Pantone TCX or TPG references for fabric and Pantone C for print; colour is approved on a lab dip before bulk dyeing. How long does an order of the EB-CB020 take? A counter sample with your artwork takes 7–12 working days. Bulk production is 25–35 days after sample approval and deposit. Add sea transit of roughly 28–40 days to North Europe or the US East Coast. ## Price the EB-CB020 We reply with a written FOB offer that names the fabric, liner, foam thickness, hardware and carton specification — not just a unit price. **Blue Insulated Lunch Bag with Adjustable Shoulder Strap (Polyester, 34×24×31.5 cm):** EB-CB020 · 34×24×31.5 cm ## More insulated lunch bags [View all](https://www.eggrollbags.com/products/cooler-bags/lunch-bag/) EB-CB018 ### Black and Red Insulated Lunch Bag with Adjustable Shoulder Strap (420D Jacquard, 26×17.5×32 cm) 26×17.5×32 cm · 420D jacquard EB-CB019 ### Black Insulated Lunch Bag with Adjustable Shoulder Strap (300D/PU, 35.5×24.5×29 cm) 35.5×24.5×29 cm · 300D / PU EB-CB021 ### Blue Insulated Lunch Bag with Double Handles and Zipper Closure (420D/PVC, 26.5×20×20 cm) 26.5×20×20 cm · 420D / PVC EB-CB022 ### Camouflage Bottom Insulated Lunch Bag with Long Handles (600×300D, (44+31)×15×33.5 cm) (44+31)×15×33.5 cm · 600×300D ### Buying guides for this model - [MaterialsEco-Friendly Lunch Bags and Totes: RPET, Cotton, Cork and Liners](https://www.eggrollbags.com/blog/eco-friendly-lunch-bags/) - [MaterialsLeak-Proof and Washable Lunch Bags: Liner Materials Explained](https://www.eggrollbags.com/blog/leak-proof-washable-lunch-bags/) - [SourcingWholesale Lunch Bags: MOQ, Pricing and Lead Times](https://www.eggrollbags.com/blog/wholesale-lunch-bags-moq-pricing/) [Previous: EB-CB019](https://www.eggrollbags.com/products/black-insulated-lunch-bag-with-adjustable-shoulder-strap/)[Next: EB-CB021](https://www.eggrollbags.com/products/blue-insulated-lunch-bag-with-double-handles-and-zipper-closure/)