Material: Exterior: Double-wall vacuum insulated 304 stainless steel Interior: Food-grade 304 stainless steel for temperature retention and durability Lid: BPA-free, leak-proof plastic lid with silicone seal Capacity: 500ml (17 oz) liquid capacity Dimensions: Height: 8 to 9 inches (20 to 23 cm) Diameter: 2.5 to 3 inches (6 to 7.5 cm) Weight: Approximately 300-400 grams Temperature Display: Smart LED touch screen on the lid to display the current liquid temperature Temperature accuracy within ±1°C
