The EcoVessel® 20 oz. Boulder 18/8 Stainless Steel Water Bottle is ideal for daily use in all seasons as its double wall vacuum insulated construction with copper lining will keep your drink cold up to 60 hours and hot up to 12 hours. The Boulder bottle features a dual opening lid with stainless steel lining for better temperature retention and preventing drinks from ever touching plastic. The threaded top cap has a silicone grip for easy opening and is securely attached to the bottle.
