Nihaojewelry's wholesale insulated water bottle is made of double-layer stainless steel inside and outside. It uses welding technology to combine the inner tank and the outer shell, and then uses vacuum technology to extract the air in the interlayer between the inner tank and the outer shell to achieve the effect of vacuum insulation.
Based on the concept of health and environmental protection, in addition to high-grade stainless steel materials, other part of the vacuum insulated bottle is made of food-grade materials that meet the requirements. It can be in direct contact with food and beverages, safe and non-toxic, ensuring health.
The cup has a cute and fashion appearance. A variety of capacities and colors are available. It can be used for hot water in winter, and cold water in summer.