The Maars skinny tumblers keep your drinks hot for 12h and cold for 24h, making them the perfect sipping companion all year round. With 20oz capacity, these tumblers come in a matte or glossy finish, and feature a tapered shape with a slim design for effortless carriage. The plastic press-on lid with color-matching straw makes for great practicality on the go, while all components are BPA-free and non-toxic; aka perfect for the whole family..: Materials: stainless steel, plastic.: One size: 20oz (0.6l).: Plastic press-on lid with color-matching straw.: Available in matte or glossy powder-coated finish.: Tapered shape and slim, double-wall design.: Keeps drinks cold for 24 hours and hot - for 12 hours.: Non-toxic and BPA-free.: NB! Hand wash only