Icy Cools Reusable Ice Cubes for Coolers THREE (3) PACK (45 - 2x2 cubes) for Coolers, Lunchboxes and More! 135 Reusable Ice Cubes. Filled with 100% Purified Water. Safe & Non-Toxic. MADE IN USA. Simply Freeze and Use. Flexible When Frozen! Approximately 6 lbs of Reusable Ice Cubes insures for long lasting cooling of 8-12 hours or more! Great for picnics, beach, camping, back to school, baby bottles - ICE WITHOUT THE MESS! 135 cubes are perfect for Large Coolers - Or split between smaller coolers. Conserves Water and Prevents the Mess and Mud that draining your cooler causes.