Category: Apparel & Gifts
ブラックストーン製の断熱20オンスタンブラー（ブラック）は、お飲み物を理想的な温度に保つための実用的な選択肢です。毎日の使用を想定してデザインされており、機能性とスタイリッシュで控えめな外観を兼ね備えています。
Ice cubes from my morning iced tea are still solid after a three-hour commute, and the lid seals tight enough to toss in my bag without a drop. The matte black finish doesn’t show fingerprints like my old stainless one, which is a huge win for a desk that sees a lot of coffee splashes.
Coffee stays hot through my whole morning shift, which is exactly what I needed from a 20oz tumbler. The black finish hasn't picked up fingerprints the way I worried it would. Lid seals tight enough that I can toss it in my bag without a second thought.
I’ve had this tumbler on my desk for two weeks of constant coffee refills, and the lid seals so tight that not a single drop has hit my keyboard. The 20oz size is perfect for my morning commute, and the black finish still looks spotless after going through the dishwasher every night.
