Np-neptunium-93

$36.00

Fun facts: The first element heavier than Uranium to be discovered, opening the door to the transuranic section of the periodic table. Plays a role in nuclear research and advanced reactor fuel.

Great for: Nuclear physicists, solar system dreamers, lovers of the sea, and folks whose philosophy is a low-key "no problem."

Celebrate the magic of a Neptunium atomic element hat from Lidnium. Crafted from premium washed cotton with precise Np 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 Neptunium takes it to the next level.