Compatible Devices: Ideal fit for most of 17"-17.5" laptop for ACER, APPLE, ASUS, DELL, HP, LENOVO, SONY, SAMSUNG, TOSHIBA and more. Proper fitment varies according to the size of devices. Please check the dimensions of your device before purchasing. Interior Dimension: 16.1" x 1.25" x 11.8" / 41 x 3.1 x 30 cm (L x W x H).Superior Protection: Premium thickened water-resistant neoprene material offers a ultra slim lightweight design and superior protection to protect laptop/notebook from dust, shocks, bumps, scratches, scuffs and spills. (Thickness: 0.25 inch/0.6 cm)Ultra-slim & Lightweight: Easily sliding into your briefcase, backpack or other luggage bags, which make it so convenient for daily use and traveling wherever you go.Convenient Use: Quick top-loading zipper on the bag glides smoothly, allowing for an easy and convenient access to your laptop computer.