Freezer blocks are a great substitute for ice in a cooler box.

• Keep the contents of your cooler box cold;
• Fits into the lid of the 25L & 45L CADAC cooler boxes perfectly.
• 1 fits into the 25L lid and 2 fit into the 45L lid;
• As many bricks as desired can be used in the body of the cooler box

Features:

Stays frozen for hours
Contents of cooler stay dry