Material Description: Oxford Cloth (Polyester). Product Size: 16.1"x11.8"x4.5". Design Area: Single-sided design, single-sided printing. Printing Technique: Sublimation. Product Performance: This backpack is made of high-density PU water-repellent Oxford cloth and PVC bottom Oxford cloth, which is strong and wear-resistant. The design is stylish and lightweight, with adjustable widened shoulder straps. The main bag has an independent computer compartment that can accommodate a 15-inch laptop and iPad, etc. It has strong load-bearing capacity and is casual and simple. Application Scenario: Suitable for school, work, business trip, travel and sports, suitable for both men and women, meeting the needs of daily commuting and travel. The pattern can be customized. Washing Instructions: Hand wash recommended, do not bleach. Warm Reminder: Due to variations in production batches, machinery and equipment, there may be small color, position and/or size differences. These can be difficult to avoid and are considered normal phenomena, and will not be considered as cause for after-sales. Thank you for understanding the intricacies of the printing process.