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The Whistler Monochrome 20 oz. Double-Wall Stainless Tumbler that is made with 304 stainless steel on the interior and 201 stainless steel on the exterior and offers excellent insulation to keep drinks warm for up to 6 hours and cold for up to 12 hours. The translucent plastic lid features a snap-on, spill-resistant thumb-slide design and a rubber gasket, ensuring a secure and mess-free drinking experience. The soft-touch rubber finish and chrome band on the bottom add a sophisticated touch with custom laser engraving for a professional, long-lasting brand impression.
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