Batteries Picnic Cooler

These small, flat cooling elements are practical companions for picnics & camping, long car trips, fishing trips or even at school. With their compact design, the ice packs fit into almost any lunch box and reliably cool food and beverages. The freezer batteries are filled with gel and have a long-lasting cooling capacity despite their small size. You should store the mini cooling batteries in the freezer for a few hours in advance.