Igloo-Maxcold Ice Large Freeze Block - Blue  

"Plenty of cold without the mess. For busy days on the move, toss this reusable, non-toxic freezer block in your coolerand keep everything cold until you need it.

Features:

• Uses non-toxic Ultratherm® gel for extended 
cooling performance
• Each reusable block contains freezable gel
• (XL) Larger reusable ice block made for large and extra 
large coolers"