90 Minute Crystal Sand Timer with Grey Sand. This hourglass timer is made of a unique crystal glass that narrows in the middle. The clear glass allows you to see the running sand. Our design with no side columns and a clear base is a one-of-a-kind. Attractive smoky grey sand runs smoothly when flipped. Once started, the sand timer competes its run in 90 minutes. This is the ultimate sand glass clock to stay on time. 90 Minute Crystal Sand Timer with Grey Sand. Features
