Streamline the daily rush with a Grab and Go friendly essential! The Mammoth® 12 oz. Chillski is a quietly capable asset for any demanding environment. Crafted from resilient 18/8 Kitchen Grade Stainless Steel, it offers a seamless blend of lasting strength and refined style. Hidden within its sleek walls, double wall vacuum insulation preserves the deep chill of your beverage, defying the heat of the day. As you transition from focused discussions at the conference table to relaxed networking at a corporate tailgate, the precision screw on collar holds your drink securely in its place. The entire design remains completely condensation and sweat free, granting a clean, confident grip from dawn until dusk. To ensure the long-term brilliance of the finish and keep it looking sharp, hand-washing highly is recommended.