Achiyu Genuine Leather Business Backpack, 17" Laptop Ready / Slim-to-Expand / USB Port (Backpack)

―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹― 🛫【Certified Store on JOOM】 A Japanese seller delivering high-quality products across borders! 📦【Shipped from Japan】 We pack carefully and deliver promptly and securely. 🔍【Strict Inspection Based on Japanese Quality Standards】 Only carefully selected products of excellent quality are delivered. 📒【Japanese Instruction Manual May Be Included】 We recommend using a text recognition app for translation. 🛍️【Some items may be based on international specifications】 Thank you for your kind understanding in advance. 👍【If you are satisfied with the product, please "Follow" our store and leave a review!】 Your support means a lot to us 💖 ―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹― ⚠️【Attention! Please be sure to read before purchasing】⚠️ Does this product match the conditions below? Please check carefully before placing your order. 🔌【Voltage Compatibility】 This product is designed for use in Japan and operates on 90–110V. Using it with a different voltage may cause malfunction or damage. 🔌【Plug Type】 The plug type is Type A or Type B, which is standard in Japan. You may need a plug adapter for use in other countries. 💡【Important Notes on Transformers and Adapters】 🔻 A transformer adjusts the voltage to match your device's requirements. 🔻 A plug adapter only changes the plug shape and does not convert voltage. 👉 Using only a plug adapter without a transformer may damage the product. 🚫【Disclaimer】 We are not responsible for any damage or malfunction caused by improper use without a transformer. ―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―🔹―

《Product Description》（English）

Product Name: Achiyu Genuine Leather Business Backpack, 17" Laptop Ready / Slim-to-Expand / USB Port (Backpack)

🎒 Features 🔹 Slim body expands (gusset 12 cm → 21 cm) for extra capacity 🔹 Padded sleeve for 17" laptop & wide-opening compartment 🔹 External USB charging port (power bank not included) 🔹 Ventilated back panel & thick shoulder straps for comfort 🔹 Lightweight ~0.99 kg with water-repellent finish

🎒 Material & Specifications 🔹 Material: Genuine cow leather 🔹 Color: Black

📏 Size Information 🔹 Body: 30 × 12 (21 expanded) × 43 cm / Weight: ~0.99 kg 🔹 Fit: Up to 17-inch laptop

📦 Packaging Information 🔹 Package Size: 30 cm × 12 cm × 43 cm (approx.) 🔹 Package Weight: 990 g / 1.0 kg (approx.)

📦 Included Items 🔹 Backpack ×1

🛠️ Maintenance & Care 🔹 Use leather waterproof spray regularly; wipe with a dry cloth 🔹 If wet, air-dry in shade; avoid direct sun and high humidity

🌟 Usage Scenarios / Target Users 🔹 Ideal for commuting, business trips, travel, and school 🔹 For users who want a sleek leather pack that fits suits or casual outfits