30 Min. Modern Design Crystal Sand Timer with Black Sand, This elegant timer combines form and function, crafted from high-quality crystal that enhances its sophisticated design. The rich black sand flows smoothly through the clear, polished glass, creating a dramatic contrast that catches the eye and adds a touch of luxury to any space. Perfect for timing tasks, enhancing focus, or simply as a decorative piece, this sand timer is a standout addition to your desk, study, or living area.