A funny saying that will get your laughs, I learned to knit in prison For those needing a bit of personality to go. This wine tumbler is double insulated with a plastic see-through lid. This makes for a protected, sealable beverage holder supporting just about any artwork, message, or design. Capable of holding up to 12 oz., these wine tumblers are ideal for hot or cold beverages. .: Lightweight stainless steel .: One Size: 12oz (0.35 l) .: High-quality seamless construction .: BPA & lead free .: Stainless steel, double-wall, vacuum insulation .: Clear plastic lid those needing a bit of personality to go. I Learned To Knit in Prison 12Oz Insulated Wine Tumbler