Utilizing the same durable, non-slip technology as Xtratuf's signature Chevron outsole, the Xtratuf Coolie keeps beverages from slipping away, even on wet and unsteady surfaces. This rugged drink cooler boasts the same great look as fishing and deck boots thanks to its classic copper, tan coloring and bold Xtratuf logo. Keep drinks cooler longer, whether you??e on land or at sea, with this fun and functional coolie. Material: Rubber.