Printed with ecofriendly plantbased inks or powder coated with BPAfree material directly on the stainless surface Tumblers include BPAfree leak resistant easytoclean and easyclose lid Triple insulation reduces condensation and keeps your drink cold for up to 72 hours Copperlined 188 stainless steel construction is durable and material wont retain tastes or odors Large bottle opening makes it easy to add ice cubes and bottom features a quiet nonslip base Stainless steel tumblers and bottles feature a limited 5year guarantee are Made in China and printed in Venice FL