Light, fashion, healthHigh quality paint, safe and healthy, comfortable feelingFood grade ironing ring in the cup to prevent burnsThe cover adopts the food grade rubber leak proof ring, safe and healthy, high temperature resistant and anti agingThe inner liner is made of stainless steelVacuum technology, permanent insulation, to reduce the growth of bacteriaEliminate suction water, 3 millimeter size design to ensure any angle of water out.The flow of the drink is two times that of the past, and the flow is steady. Package weight: 0.362 kg 0.3100 Product size (L x W x H): 22.20 x 7.70 x 7.70 cm / 8.74 x 3.03 x 3.03 inches Package size (L x W x H): 25.00 x 8.10 x 8.10 cm / 9.84 x 3.19 x 3.19 inches Package Contents: 1 X Vacuum Cup