Product Description: High quality double layer stainless steel inner liner vacuum design; The surface of the inner liner adopts electrolytic grinding technology to prevent the generation of dirt and scale; Insulation at room temperature above 50 ° C for 6 hours and above 40 ° C for 12 hours; The sealing ring and rim are made of food grade PP material, ensuring a healthy and worry free cup cover and plug with good sealing performance and no dripping; Cups and kettles with different capacities are suitable for different needs; Streamlined cup body design for more comfortable grip; Adopting fashionable color scheme and floral design, the cup body is painted with glossy paint technology for long-lasting beauty