Thunder Group 29004WT 4-1/2 Inch Square Plate Break-Resistant Melamine White Type_Lock Dedicated dual-temperature zones: Whites 45°F

Dedicated dual-temperature zones: Whites 45°F / Reds 55°F

and fill the sterile sample jar inside with your wine

The BioPCM® (bio-based phase change material) thermally stores energy when frozen and is able to maintain a consistent temperature for an extended period of time allowing you to go ice-free around the keg for 7-10 hours depending on the ambient temperature and conditions

this can protect your regulator from accidential back up of beer

Thunder Group 29004WT 4-1/2 Inch Square Plate Break-Resistant Melamine White Type_Lock Dedicated dual-temperature zones: Whites 45°F12 pack 4 1 2" x 4 1 2", 1 2" Deep, Square Plate, Classic White Dinnerware, Melamine, BPA Free, Dishwasher Safe, Break Resistant, Shatter Resistant, No Microwave, No Oven, NSF