26 oz capacity with double-wall vacuum insulation and copper-plated core.; Maximum chill retention without exterior sweating.; QuickSip push-button lid switches between straw and direct sipping.; Integrated carry loop for fast, convenient hydration access.; High-grade 18/8 (304) stainless steel resists corrosion.; Leakproof closure for reliable everyday carry.; Tapered profile fits standard cup holders and backpack pockets.; Wide top opening allows easy cleaning and ice filling.; Non-slip bottom bumper pad for stability.; Versatile for workouts, commutes, and trail hikes.