CHEVEN Tea Tumbler & Glass Water Bottle 17oz Ultra-Clear Borosilicate Glass with Spill-proof stainless Lid Denim Insulated Thermo Sleeve and Artificial Leather Strap (Sincerity 17oz) DIFFERENT MOTTO CHOICE-Three kinds of motto is printed on the glass tumbler which are Sincerity, Courage and Optimism. Make your own choice! HEALTHY AND ENVIORMENTAL CHOICE-No peculiar smell: Our glass is made of borosilicate glass (also known as hard glass) which is BPA and lead free Also the lid is made of food grade stainless steel. The crystal grade glass is ultra-clear, sturdy, low inflation, high heat and cold resistant with high chemical stability. FULL ACCESSORIES-The package include: Bottle with Stylish Denim Sleeve; Artificial Leather Strap; Portable Travel Insulated Thermo and heat preservation Sleeve. NO LEAKAGE DESIGN-The food grade stainless steel with silicone snaps into the top of the bottle. Perfect travel mug for coffee, tea, infused fruit, smoothies and essential oils. CHEVEN GURANTEE-For whatever reason, If you are not 100% satisfied, simply contact us to return the Tumbler. We will give you a full refund or send you a replacement.