Regulus All Sand - Premium Play Sand for Kids, Safe & Non-Toxic, Perfect for Sandboxes, Sensory Bins & Outdoor Play

Developed in conjunction with US Special Forces, the Regulus is hands down the toughest timepiece we’ve ever made. It’s shock-proof, ultra water-resistant, has a five-year battery, and is equipped with features like dual timers, silent mode, adjustable LED backlight, and three independent alarms.