Plenty%20of%20cold%20without%20the%20mess.%20For%20busy%20days%20on%20the%20move%2C%20toss%20this%20reusable%2C%20non-toxic%20freezer%20block%20in%20your%20lunch%20box%20and%20keep%20everything%20cold%20until%20you%20it.FeaturesNon-toxic%20Ultratherm%C2%AE%20gel%20delivers%20extended%20cooling%20performanceEach%20reusable%20block%20contains%20freezable%20gelFits%20HLC%206%2C%2012%2C%20and%2024