• Eutectic ice packs
• Rigid polymer housing filled with eutectic fluid
• Thermal shock properties and a wide temperature tolerance (-40°F to 175°F)
• Durable and impact resistant
• Freezing for 4 hours is recommended before use
• Hand wash - NOT dishwasher safe
• Sold by the pack of 2 - each measures 4"W x 6"L x 1"H