The image is a rectangle with an arrow coming from the top of it. The arrow is centered and pointing down. Directing underneath the rectangle is the word trial in all capital letters.
This Trial icon is made in Material Design style
developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 5,700 icons, all in the same style and quality.