Widely compatibility: compatible for 18 inch Alienware 18 Area-51 Gaming Laptop; 18 inch ASUS ROG Strix SCAR 18 2025/2024/2023; 18 inch ASUS ROG Strix G18 2025/2024/2023; 18 inch Acer Predator Helios 18; 18 inch Acer Predator Helios Neo 18; 17.3 inch Alienware M17 R5/R4/R3/R2; 17.3 inch MSI GT75 Titan 10SF-477 Gaming Laptop; 17.3 inch Lenovo Legion 5 17IMH05; 17 inch Acer Predator Triton 17 X Gaming Laptop EVA Double Protection Design: Features inner foam cushions + hard EVA shell to provides protection to prevent damage caused by accidental spills. YKK zipper ensures the laptop bag will stay closed, which can protect your laptop all around Roomy Space: Features a main compartment for tablet and pencil, extra pocket in front, storage space keep the items well-organized, such as keyboard, power adapter, charger, cable, mouse, usb hub, phone, earphone, iPad or laptop accessories Size and weight: External Dimensions: 46x34.0x11 cm(18.1x13.4x4.3 inch) (L x W x H); Internal Dimensions: 44.8x32x4.5 cm (17.6x12.6x1.8 inch)(L x W x H). Weight: 1665g Convenient to Carry: With a portable shoulder strap design, as a professional business office bag & Education sleeves, students, teenagers, children, teachers, adult men and women use, product design is safe, water resistant, shock-proof and drop-proof Smatree 17-18 inch Hard Laptop Case for ASUS ROG Strix SCAR 18 2025/2024, ASUS ROG Strix G18 2025/2024, Acer Predator Helios 18/Neo 18, Alienware M17/MSI GT75 Titan/Lenovo Legion/Acer Predator Triton