The Tea Spot, Urban Tea Tumbler, Borosilicate Glass Tea Bottle with Stainless Steel Tea Infuser, insulated Natural Cork Sleeve, 16 oz GLASS TEA TUMBLER - 16 oz borosilicate glass tea bottle with infuser for loose leaf tea; Great for hot brewing & cold brewing. STAINLESS STEEL - Ultra fine tea infuser works with any tea type; Removable tea infuser; Lids at both ends for easy hand washing. NATURAL CORK - Insulative sleeve to keep your tea warm and your hands cool. QUALITY MATERIAL - Lead-free, Cadmium-free, BPA-free. The Tea Spot is committed to quality in all our Steepware designs & manufacturing. 10% PLEDGE - The Tea Spot is a woman-owned Certified B-Corp with a commitment to health & wellness. They donate 10% of their sales in-kind to cancer survivors & community wellness programs. The Tea Spot&#039;s all-time top-selling Steepware 16 oz glass tea tumbler Makes hot brew or cold brew loose leaf tea on-the-go Hiking /Walking Running Yoga / Pilates Hustling on your Commute Green Tea White Tea Yerba Mate Hibiscus Many other Herbal Teas! 16 oz Borosilicate Glass Bottle Stainless Steel Infuser &amp; Lids Natural Cork Insulative Sleeve Lids at both ends for easy hand washing Not Dishwasher-safe, Not Microwave-safe Lead-free, Cadmium-free, BPA-free