Made of 304 stainless steel, food-grade safe, high temperature resistant, and corrosion resistant. The outer shell is made of 201 stainless steel, sturdy and durable. Available in capacities: 350ml, 500ml, 600ml, 750ml, and 1000ml. Thickened design enhances durability and insulation. Drop-proof design suitable for outdoor use. Customizable logos or personalized designs. Double-layer vacuum structure, suitable for both hot and cold drinks, ideal for sports, travel, car use, and office use. Environmentally friendly and healthy: food-grade materials, odorless, and reusable. Multiple colors available: sky blue, yellow, black, purple, blue, white, red, gray, and steel-wood color.
