Nutshell Cooler
The insulation is made from upcycled coconut husk fibers, a natural material that offers the supernatural technical performance expected of top outdoor gear. The Nutshell Ice Pack is made with recycled polyester and ships empty to minimize carbon emissions.
Photo: Nutshell Coolers
You can easily fill it with water or a salt water mixture at home and freeze it before use. Empty the water after your trip and fold it away, or keep your ice pack full in the freezer, ready for your next adventure.