Superior design: a twisted design for better control and grip, and a toothed end for muddling, barware essential: precision formed bowl crafted for easy stirring and smooth transfer, making quick work of mixing and layering spirits, easy to clean: to maximize the performance and longevity of your barfly products, hand washing with mild soap and warm water is recommended, but stainless steel products are dishwasher safe. Avoid detergents containing bleach or heavy chlorination.