Pm-promethium-61

Fun facts: Does not occur naturally in any significant amount. Created synthetically in nuclear reactors. It glows faintly in the dark and has been used in luminous watch dials and space instruments. Named after Prometheus, the mythic fire-bringer who gave knowledge (and trouble) to humanity. Great for: Mythology fans, space engineers, rare-element aficionados, and anyone who plays with fire—metaphorically or otherwise. Channel the energy of a Promethium atomic element hat from Lidnium. Crafted from premium washed cotton with precise Pm symbol embroidery and an adjustable fit, this cap lets you stand out—whether you’re celebrating a milestone or powering through your day. Wearing a Lidnium cap adds a little juice to your day, and Promethium takes it to the next level.