Durable material and protection - Made from high-quality water-resistant oxford cloth for lasting use. The plush interior helps keep your laptop in place, reduces shifting, and provides anti-drop and shock-protection protection. Sizes and compatibility - 13 inch: 34 x 26 x 3 cm (13.4 x 10.2 x 1.2 in) - 14 inch: 39 x 28 x 3 cm (15.4 x 11.0 x 1.2 in) - 15 inch: 40 x 30 x 3 cm (15.7 x 11.8 x 1.2 in) - Designed to accommodate laptops up to 15 inches; available in 13, 14, and 15 inch external dimensions. Comfortable and versatile design - Removable and adjustable shoulder strap for comfortable carry over long periods. - Sturdy handles for easy hand carrying. - Trolley compatibility: easily attaches to trolleys or luggage handles to simplify travel. Ideal gift and everyday practicality - Suitable for business, college, travel, outdoor activities, and daily use. - A practical gift choice for father, mother, friends, or colleagues. practical use scenarios - Everyday office commute: protects and carries a laptop securely during daily travel and in transit between meetings. - College or business travel: easy to maneuver through campuses or airports, with strap and handles for flexible carrying options and quick attaching to luggage. - Outdoor or weekend trips: water-resistant outer shell helps guard against weather while remaining lightweight and easy to pack.