Gel Packs and Refrigerants
MrBoxOnline has all your Cold Chain supplies!
For critical shipping, our gel packs offer a non- toxic, food grade gel refrigerants that will not liquefy, leak or spill to contaminate your product. Our gel packs contain FDA-GRAS approved ingredients and are odorless and colorless.
Our gel packs are shipped to you unfrozen. Leave in freezer for up 24 hours. Then ready to use.