**EB-SB004:** School Bags & Pencil Cases # Lightweight Foldable School Backpack — 27 x 14 x 42 cm A lightweight, packable school daypack made from durable polyester with a clean color-block design. Manufactured by Eggroll Bags (Eggroll International Trade (Shanghai) Co., Ltd.) for retailers, brand owners and promotional distributors worldwide. - **Model**: EB-SB004 - **Product type**: Foldable school backpack - **Material**: Polyester - **Dimensions**: 27 x 14 x 42 cm - **Carton / packing**: On request - **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-SB004%20%E2%80%94%20https%3A%2F%2Fwww.eggrollbags.com%2Fproducts%2Fbag-for-school-wholesale%2F) **Quick answer:** The EB-SB004 is a lightweight, packable school daypack made from durable polyester with a clean color-block design. 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 A lightweight, packable school daypack made from durable polyester with a clean color-block design. It folds down small for easy storage and travel, then opens into a roomy backpack for books, sports kit, and daily essentials. A top loop handle, simple top-zip closure, and adjustable straps make it easy to grab and go. Sized at 27 x 14 x 42 cm, it is an affordable, practical pick for wholesale and custom-branding programs. ### Why buyers pick it - Lightweight, foldable design that packs down small for storage and travel - Durable polyester with a clean two-tone color-block look - Roomy main compartment for books, sports kit, and daily essentials - Top loop handle and adjustable shoulder straps for easy carrying - Simple top-zip closure keeps everything secure - Affordable and value-friendly, ready for wholesale and custom branding ## 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-SB004 specifications | Specification | Detail | | Product type | Foldable school backpack | | Material | Polyester | | Dimensions | 27 x 14 x 42 cm | | Model code | EB-SB004 | | 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 Available for wholesale and OEM/ODM orders. Custom colors, prints, and logo branding can be applied for private-label and promotional programs. Available for bulk wholesale orders. Contact us for wholesale pricing, carton details, minimum order quantities, and customization options. 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-SB004 What is the minimum order quantity for the EB-SB004? 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 Lightweight Foldable School Backpack — 27 x 14 x 42 cm be customised? Available for wholesale and OEM/ODM orders. Custom colors, prints, and logo branding can be applied for private-label and promotional programs. 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-SB004 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-SB004 We reply with a written FOB offer that names the fabric, liner, foam thickness, hardware and carton specification — not just a unit price. **Lightweight Foldable School Backpack — 27 x 14 x 42 cm:** EB-SB004 · 27 x 14 x 42 cm ## More school bags & pencil cases [View all](https://www.eggrollbags.com/products/school-bags/) EB-SB002 ### Kids School Backpack — 31.5 x 16.5 x 45 cm 31.5 x 16.5 x 45 cm · Polyester EB-SB003 ### Teen School & Laptop Backpack — 31 x 12 x 41 cm 31 x 12 x 41 cm · 600D polyester EB-SB005 ### Colorful Kids School Backpack — 31 x 19 x 46 cm 31 x 19 x 46 cm · 600D fabric / PVC EB-SB006 ### Printed Kids School Backpack — 30 x 6.5 x 41 cm 30 x 6.5 x 41 cm · Polyester ### Buying guides for this model - [SourcingHow to Find a Reliable Backpack Manufacturer in China: 2026 Checklist](https://www.eggrollbags.com/blog/bag-manufacturer-china-checklist/) - [PromotionalDrawstring Bags, Cinch Backpacks and Pouches: A Buyer's Guide](https://www.eggrollbags.com/blog/drawstring-bags-guide/) - [SchoolSchool Backpacks Wholesale: Planning a Back-to-School Range](https://www.eggrollbags.com/blog/school-backpacks-wholesale/) [Previous: EB-SB003](https://www.eggrollbags.com/products/backpack-school-bag-for-teenage-custom/)[Next: EB-SB005](https://www.eggrollbags.com/products/beautiful-girl-school-bag-wholesale/)