... request. 500ml plastic water bottle,PC bottle:1)Food-grade antibacterial PC&ABS2)Eco-friendly,waterproof,protection against insects.500ml plastic water bottle, sport bottle:We ... is Eco-friendly, waterproof, protection against insects, durable, airtight and convenient. it can widely used in many fields for ... it is good and healthy for your body.2, Airtight, we have especial and patent in lock and sealing ...