Elvira Mistress of the Dark would like, if she may, to take you on a strange journey with Elvira Rocky Mistress Of The Dark Skinny Tumbler. This 20 oz tumbler is made from double-walled non-leaching and non-toxic stainless steel, and features a clear secure slide lid with easy opening and metal straw. The vacuum seal keeps liquids and carbonation fresh, making it the perfect choice for your next horror movie marathon. 100% BPA and Phthalate free. Hand made in Los Angeles for Elvira's Official Bootique.