# 3D Car Trolley Waterproof Kids School Backpack with Wheels – Blue & Red ## 3D Car Trolley Waterproof Kids School Backpack with Wheels – Blue & Red Make back-to-school exciting with this eye-catching 3D race car trolley backpack — built tough for primary school kids who need a bag that keeps up with their adventures. Whether your child is navigating hallways, climbing stairs, or rolling through the schoolyard, this backpack delivers comfort, durability, and serious cool factor. Available in Blue, Red, and Rose Red, with your choice of 2-wheel or 6-wheel configurations for maximum versatility. ### Key Features - **Waterproof polyester construction** — keeps books and supplies dry in rain or snow - **3D race car design** — bold, eye-catching embossed car graphic that kids love - **Detachable trolley system** — use as a rolling bag or detach the trolley and wear as a standard backpack - **2-wheel or 6-wheel options** — 6-wheel variant offers superior stability on uneven surfaces - **Burden-reduction design** — ergonomic back panel and padded shoulder straps reduce spinal load - **Multiple compartments** — main compartment, front pocket, and side pockets for organised storage - **Retractable trolley handle** — adjustable height for comfortable rolling by kids of different heights - **Durable wheels** — smooth-rolling wheels designed for daily school use ![3D Car Trolley Kids School Backpack – Blue, Red, and Rose Red colour options](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/51aa51be-5390-46be-a24d-60ae6701ef2e.jpg?v=1785811644)![3D Car Trolley Kids Backpack – side view showing compartments and trolley handle](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/309ea730-37e3-4a83-9712-8b6d870f1285.jpg?v=1785811644) ### Who This Is For - Primary school children in Grades 1–6 who carry heavy textbooks and supplies daily - Parents looking for a durable, waterproof school bag that reduces back strain - Kids who love cars, racing, and bold designs - Families wanting a 2-in-1 trolley and backpack option for travel and school - Boys and girls — available in gender-neutral Blue and Red, plus Rose Red for girls ### Product Details **Material** Polyester with waterproof coating **Lining** Polyester **Pattern** 3D Race Car (geometric/embossed) **Colours Available** Blue, Red, Rose Red **Wheel Options** 2-Wheel (standard) / 6-Wheel (all-terrain) **Trolley** Detachable retractable handle **Suitable For** Primary school children (approx. ages 6–12) **Country of Origin** China ![3D Car Trolley Backpack – front compartment detail](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/ea9e0f1d-551c-4e8e-b027-1b1d63f2cd22.jpg?v=1785811644)![Kids Trolley School Backpack – 6-wheel variant close-up](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/a05e25aa-d4df-47ab-a0a8-d2466985bebc.jpg?v=1785811644)![Children's Waterproof Rolling Backpack – back panel and shoulder straps](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/16d11b88-ef3f-49f3-94bb-f710843961ec.jpg?v=1785811644)![3D Car Kids Trolley Backpack – trolley handle extended](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/fe0183bd-3ae6-45ad-9a57-37d392d6d5c8.jpg?v=1785811644)![Kids School Trolley Backpack – size and capacity reference](https://cdn.shopify.com/s/files/1/0715/8595/6114/files/17be4298-3303-4871-bb08-f53f2a0e4088.jpg?v=1785811644) ### Why Choose EX-STOCK - **90-day return policy** — shop with complete confidence - **Free shipping on orders over $25** to Canada and the USA — delivered in 6–12 business days - **Secure checkout** — payments processed through Shopify's encrypted checkout infrastructure - **Canadian retailer** — EX-STOCK Canada serves customers across Canada and the USA with fast, reliable shipping - **Curated product selection** — every product is selected for quality, value, and customer satisfaction Explore our full range of [Luggage & Bags](/collections/luggage-bags) and discover more [New Arrivals](/collections/new-arrivals) at EX-STOCK Canada. Shop related styles including the [Primary School Burden-Relieving Trolley Backpack](/products/primary-school-children-burden-relieving-trolley-backpack-lunch-box-bag-for-kids), the [EVA Tire-Shaped Car Wheel Kids Backpack](/products/eva-tire-shaped-kids-backpack-novelty-car-wheel-school-bag-for-toddlers-boys), and the [3D Cartoon Elephant Kids Backpack](/products/3d-cartoon-elephant-kids-backpack-cute-oxford-school-bag-for-children). ### Frequently Asked Questions **Can the trolley be detached so my child can wear it as a regular backpack?** Yes — the trolley system is fully detachable, allowing the bag to be worn as a standard backpack when preferred. **What is the difference between the 2-wheel and 6-wheel options?** The 2-wheel variant is lighter and ideal for smooth surfaces like school hallways. The 6-wheel variant offers greater stability and is better suited for uneven terrain, stairs, and outdoor use. **Is this backpack waterproof?** Yes, the outer shell features a waterproof polyester coating to protect your child's books and supplies from rain and light moisture. **What age group is this backpack designed for?** This trolley backpack is designed for primary school children, approximately ages 6–12 (Grades 1–6). **What is EX-STOCK's return policy?** EX-STOCK Canada offers a 90-day return policy. If you are not satisfied, contact us within 90 days of delivery for a full refund or exchange. Items must be returned in original, unused condition. Visit our [return portal](/apps/returns) to start a return request, or email us at [returns@ex-stock.com](mailto:returns@ex-stock.com). ## Details - **Price:** 109.0 CAD - **Vendor:** EX-STOCK - **Type:** Children's Trolley Backpack ## Variants | Variant | Price | Available | |---------|-------|-----------| | Blue second wheel | 109.00 CAD | In stock | | Red second wheel | 109.00 CAD | In stock | | Rose Red Second Wheel | 109.00 CAD | In stock | | Blue Six Wheels | 109.00 CAD | In stock | | Red Six Wheels | 109.00 CAD | In stock | | Rose red six wheels | 109.00 CAD | In stock | ## Images - Three colorful backpacks with cartoon designs on a multicolored background - Pink and red striped backpack with cartoon character on a white background - Red and black backpack with car design on a white background - Blue and black backpack with steering wheel design on a white background - Pink children's backpack with cartoon character on a white background - Backpack with car design on a white background - Trolley backpack with racing car design on a white background ## Additional Information - **Care guide:** Wipe clean with a damp cloth. Do not machine wash. Avoid prolonged exposure to direct sunlight. Store in a cool, dry place when not in use. Keep wheels free of debris for smooth rolling. - **Delivery :** Free shipping to Canada and USA in 6–12 business days. Expedited 5–9 business days. - **return refund policy:** EX-STOCK Canada offers a 90-day return policy on this product. If you are not satisfied with your purchase, contact us within 90 days of delivery for a full refund or exchange. Items must be returned in original, unused condition. Return shipping costs may apply. --- > Source: [EX-STOCK Canada](https://www.ex-stock.com/products/trolley-primary-school-waterproof-3d-car-detachable-burden-reduction-children-backpack) > Updated: 2026-08-04