Capacity: 500ml, satisfied the daily outdoor drinking High quality wall vacuum stainless steel, easy to clean, withstand fouling Excellent cold and heat preservation effect, Keep water hot/cold for 12 to 24 hours Food-grade plastics parts, 100% BPA Free, antibacterial processing, environmental health Best choice for school, office, outdoor travel --Specifications-- Size: 11*2.75*2.75"/ 28*7*7cm Weight: 370g / 13oz Material: stainless steel Cup Cover Material: food-grade PP & silicone sealing ring The bullet head Cover: plastic electroplating Capacity: 500ml Color: copper, army green, gold --Package Includes-- 1* stainless steel vacuum cup --Special Statements-- There may be some deviations of the physical due to personal measurement technique is different. Small color difference, is subject to material object. If there is anything unexpected, please contact us. We can help you in 24 hours.