Window and display device comprising the same

A display device, comprising:

• a display panel;
• and
• a window configured to cover the display panel,
• wherein:
• the window comprises:
• a base substrate comprising a first surface, a second surface opposite the first surface, a first inclined surface that is inclined with respect to the first surface, and a second inclined surface that is inclined with respect to the second surface;
• and
• a first coating layer disposed directly on a first surface of the base substrate and configured for securing the base substrate to the display device;
• the first coating layer directly overlaps the first inclined surface and the second inclined surface;
• and
• the first coating layer comprises methyl T polydimethylsiloxane.