Double Keyhole Merry Widow & G-string panties. From the Magic Silk Exposed collection this style includes: Tie Halter Double keyhole merry widow that clips in the back, with attached garters & matching G-string. Fluidic and lustrous fabric depicted in raven black features 4 way stretch poly spandex blend for superior comfort and the ultimate wet look. 63% Polyester, 32% Rayon, 5% Spandex. Small to medium fits ladies dress sizes 4 to 10. Magic Silk Lingerie.