The EcoVessel® 16 oz. Perk Insulated Travel Mug is the perfect portable container for both hot and cold brew coffee or iced and loose leaf tea while using its included steel strainer. It features 18/8 double wall vacuum insulated construction with copper lining and keeps drinks cold up to 36 hours and hot up to 8 hours. The Perk travel mug is designed for one-handed use with a push button that opens the top for sipping, and a lock to keep your drink leak-proof while not in use. The removable silicone base protects the water bottle from dents and scratches and tabletops from knicks and scuffs. Keep the Perk travel mug in your car or toss it into a tote and bring it to gym or to work to stay healthily hydrated throughout the day. Through their partnership with 1% for the Planet, EcoVessel donates a minimum of 1% of all sales to various environmental nonprofits. FDA compliant and BPA Free.