The Maars Maker personalized 20 oz tumbler is the perfect get-along for any excursion or casual day out. Made with double-wall, food-grade stainless stee, these tumblers keep drinks hot for 12 hours and refreshingly cold for a stunning 24 hours. The powder-coated exterior with its smooth matte finish is a pleasure to the touch while the non-tapered shape with the slim design make it highly practical and stylish. The plastic screw-on slide lid with the color-matching straw add extra practicality points. All materials used for this tumbler are non-toxic and BPA-free..: Material: double-wall food grade 18/8 stainless steel.: One size: 20oz (0.6l).: Powder-coated smooth matte finish.: Non-tapered shape and slim design.: Plastic screw-on slide lid with color-matching straw.: Keeps drinks cold for 24 hours and hot for 12 hours.: Non-toxic and BPA-free.: NB! Hand wash only