1 unit includes 4 pieces. Made of Non woven fabric, this newly develpoed shopping bag is highly praised and welcome by customers and supermakets. Sold by 4 piece set, it is durable and convenient. heavy products also can be held. Measuring 17 1/4 * 13 3/4 * 8 1/4 inches, this custom shopping trolley bag 4 piece set. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization: Logo printing available with multiple packaging and color options. Product Highlights: Eco-friendly material, reusable, foldable for storage.