Product Material: polyester + felt The internal size of the computer bag: 13 inches, 36*25.5*2 cm; 15 inches, 40*27.5*2.5 cm; Power pack size: 16*11*3 cm Opening method: Velcro Style: 13 inches, 15 inches Color: silver gray, black gray Quantity: 1 piece Package content: 1*computer bag, 1*power pack 1. Soft-touch protective inner layer The soft-touch protective inner layer consists of carefully processed fabric materials with a non-slip texture. Give your computer 360 shock protection; the inner lining prevents collisions and shock absorption, and protects your laptop from accidental scratches and dents. 2. High-quality materials and intimate protection Felt laptop bag with a high-quality felt layer and a soft suede interior to better prevent scratches and collisions. The Velcro fastener can securely fix the laptop and is easy and convenient to access. 3. Lightweight and Portable The inside dimensions of the computer bag: 13 inches, 36 * 25.5 * 2 cm; 15 inches, 40 * 27.5 * 2.5 cm; slim and portable, can be stowed in a briefcase, handbag, suitcase or backpack. It is very convenient for everyday use and when traveling. 4. Practical additional compartments Laptop compartment with 2 compartments and 2 additional pockets. The main compartment is designed for a slim notebook and the smaller compartment can be used for tablets, magazines, Kindle or an iPad. The two additional pockets can be used for cell phones, earphones, wallets or other accessories. 5. Additional accessory bag In an additional small felt bag (16 * 11 * 3 cm) you can store important small items such as mice, cell phones, chargers, iPods, cards, USB cables, SSD, hard drive cases, power banks, lipsticks, passports and others Accessories can be accommodated.