Premium Thermal Insulation: Keeps beverages hot or cold for 6-12 hours, ideal for all-day use. High-Quality Material: Crafted with 304 stainless steel inside and 201 stainless steel outside for durability and safety. Modern Minimalist Design: Sleek and simple aesthetic that complements any style or occasion. Efficient Heat Preservation: Ensures your drinks stay at the perfect temperature longer. Large Capacity: 1000ml capacity, perfect for quenching your thirst on the go. Variety of Colors: Available in black, gray, white, pink, rose red, red, green, brown, sky blue, blue, orange, purple, lavender, lake green, and light gray. Comfortable Handle: Designed with a sturdy stainless steel handle for easy carrying and handling.