Gel refrigerant pack-Non-toxic, non hazardous and biodegradable

Superior protection for your temperature sensitive needs and are available in a variety of packing materials and freezing points. It is a an economical alternative to wet ice commonly used as cold packs in conjunction with insulated shippers for transporting laboratory specimens. Enclosed in a durable 4.1 mil polyethylene film, gel refrigerant packs provide reliable refrigeration for safe transport without leaks or spills which would contaminate your product.