Come and Check Our Branding Solutions.This stainless steel thermos flask comes in two sizes 14.5oz and 18.6oz and keep the drink cold for 24 hours and hot for 12 hours.Our straw water bottles are made from quality 304 food grade stainless steel,rust proof,BPA free,lead freem,and easy to clean.This water flask is also fully resistant to oxidation,corrosion and odor,so it doesn't leave a meterial taste or rust.Safety material,the bottom is designes with a special soft non slip rubber material designed to hold the table top contained without moving.plastic cover for food grade material,no side effects,safe and healthy. Pls check inventory and detailed info before placing your orders.