Knowing one's orientation and availability can do wonders in social situations, so save pursuers the trouble by sporting Sexuality Cufflinks ($175). Made from sterling silver, both links feature a knob — one letting you select your availability status (single, married, desperate, divorced, available, or adulterous), the other your orientation (straight, bisexual, gay, transexual, swinger, or curious). The first productivity enhancers for random hook-ups. [via]