Hand cut from high quality Clinebell ice machine, this is the world's highest quality ice maker, slow freezing 300 lbs blocks of ice over more than 3 days for the clearest, densest, slowest melting ice available. Exceptional quality ice from the top local purveyor. This 4lbs bag contains 15 units of ultra dense hand cut cocktail ice. Rocks with a dimension of 1.75" x 1.75" x 2.5".