Floor-to-ceiling windows frame her silhouette in “under armour jock strap” as she touches herself in broad daylight. The risk of being seen only heightens arousal. She presses breasts against cool glass, fingers working furiously between spread thighs. City noise fades under her moans. Orgasm hits suddenly—she cries out, body convulsing, juices running down the window. “under armour jock strap” is fearless, exhibitionist erotic art.