Anonymous ID: 1e2372 July 28, 2018, 8:47 a.m. No.2324304 🗄️.is 🔗kun >>2323923 >>2324011 >>2323954 Originally marketed in the 70's as " Tassaway". Was disposable as it molded to your individual anatomy with your body's heat. Provided a perfect leak proof seal. Fabulous product that disappeared sometime around late 70's.