Discover the ultimate in beverage temperature control with our premium 316 Stainless Steel Insulated Vacuum Cup, engineered for superior durability and purity. The perfect companion for your daily commute, our versatile 20oz stainless tumbler fits most car cup holders, making it an ideal Car stainless tumbler. Engineered with a precision-fit lid, it guarantees a Leakproof stainless tumbler experience, preventing spills in bags or vehicles. This high-performance tumbler maintains your drinks at the perfect temperature for hours, whether you prefer steaming hot coffee or an ice-cold refreshment.

The <产品名字> is meticulously crafted with a double-wall vacuum insulation system, creating an effective thermal barrier that keeps beverages hot for up to 12 hours or cold for up to 24 hours. Constructed from high-quality, food-grade 316 stainless steel, it ensures no metallic taste transfers to your drink and provides exceptional resistance to corrosion and rust. The durable, BPA-free plastic lid features a secure slide-open mechanism for easy, one-handed drinking. Its sleek, ergonomic design includes a comfortable, non-slip grip, making it easy to hold during active use. The tumbler’s exterior features a sweat-proof design to keep surfaces dry and hands comfortable. It is dishwasher safe for effortless cleaning, though hand washing is recommended for the lid to preserve its sealing integrity over time. Designed for everyday reliability, the <产品名字> combines advanced insulation technology with robust, user-friendly features.

• Material: 316 Stainless Steel (Inner & Outer Wall)
• Capacity: 20 oz (590 ml)
• Insulation: Double-Wall Vacuum
• Heat Retention: Up to 12 hours
• Cold Retention: Up to 24 hours
• Lid Material: BPA-Free Plastic
• Lid Type: Slide-Open, Leak-Proof
• Fit: Standard Car Cup Holder Compatible
• Exterior Finish: Sweat-Proof, Non-Slip Grip
• Care: Dishwasher Safe (Body), Hand Wash Recommended (Lid)