It looks like you're referring to insulated stainless steel sports bottles or containers. These are popular for keeping beverages hot or cold during sports, outdoor activities, or daily use. Here’s a breakdown of key features and benefits: Features of Insulated Stainless Steel Sports Bottles:1. Double-Wall Vacuum Insulation – Keeps drinks cold for up to 24 hours or hot for up to 12 hours. 2. Durable Stainless Steel – Resistant to rust, dents, and odors. 3. Leak-Proof & Sweat-Free – No condensation, making it ideal for gym bags. 4. BPA-Free & Non-Toxic – Safe for health-conscious users. 5. Wide Mouth or Straw Lid Options – Easy to fill, clean, and drink from. 6. Eco-Friendly – Reusable, reducing plastic waste. Top Brands to Consider:- Hydro Flask – Known for excellent insulation and vibrant colors. - Yeti – Extremely durable, great for outdoor adventures. - Klean Kanteen – Eco-conscious with sleek designs. - Takeya – Affordable and high-quality. - CamelBak – Great for active use with bite valves for easy sipping. Best Uses:✔ Sports & Gym – Stays cold during workouts. ✔ Hiking & Camping – Maintains temperature in extreme conditions. ✔ Office & Travel – Keeps coffee hot or water chilled. Would you like recommendations based on size, budget, or specific features?