Remember the Mood Ring? How about wearing a sweater that displays your mood? The Mood Sweater lights up showing your mood thru a sensor in your hand. Marketed as something good for people who have a problem showing emotions, the sweater is white and uses LED lights glowing in various colors. According to Oddity Central, here is what the colors mean; green for tranquil, Zen; blue for calm, relaxed; purple for ruffled, aroused or excited; red for nervous, in love; yellow for nirvana, ecstatic, blissful.
Based on lie detector technology, I guess your sweat glands talk. Would you wear a mood sweater?