Feature:1. Elastic Retractable Handle: The uniquely designed elastic retractable handle makes it easy for users to carry their laptops, providing a convenient user experience.2. Four-layer Protection Design: The four-layer protection design of water-resistant polyester fabric, high-expansion foam, soft velvet lining, and shock-absorbing layer effectively reduces the damage to the laptop caused by accidental bumps and scratches.3. Multifunctional Storage Space: The outer bag can easily store small items such as pens, mobile phones, mice, chargers, etc., and the main bag can easily store large items such as tablets, laptops, books, etc., meeting diversified storage needs.4. Available in all sizes: Includes 13/14/15-inch sizes for the new MacBook Air, for Surface laptops, for Dell laptops, MacBook Pros, and more.5. High-quality Material: Made of high-quality material, durable and waterproof, protecting your electronic devices from moisture and dust.Specification:Features:Elastic Retractable Handle: The uniquely designed elastic retractable handle makes it easy for users to carry their laptops, providing a convenient user experience.Four-layer Protection Design: The four-layer protection design of water-resistant polyester fabric, high-expansion foam, soft velvet lining, and shock-absorbing layer effectively reduces the damage to the laptop caused by accidental bumps and scratches.Multifunctional Storage Space: The outer bag can easily store small items such as pens, mobile phones, mice, chargers, etc., and the main bag can easily store large items such as tablets, laptops, books, etc., meeting diversified storage needs.Available in all sizes: Includes 13/14/15-inch sizes for the new MacBook Air, for Surface laptops, for Dell laptops, MacBook Pros, and more.High-quality Material: Made of high-quality material, durable and waterproof, protecting your electronic devices from moisture and dust.Specification:Optional size: 13 inches (34.2*24.6*3cm) / 14 inches (35.5* 26.3*3cm) / 15 inches (39.9* 29*3cm) Optional color: Navy / Gray / BlackMaterial: PolyesterLining: Soft crystal velvetFilling: Pearl CottonPackage size: 36*26*3cm/36*27*3cm/42*30*3cmPackage weight: 267g/303g/348gPackage list:1* Laptop BagPackage List:Package list:1* Laptop Bag