Sr-strontium-38

Fun facts: Burns bright red in fireworks and flares. Used in glow-in-the-dark paint, medical imaging, and studies of ancient bones. Named after the Scottish village of Strontian, where it was first discovered. Great for: Fireworks fans, archaeologists, Scots, and first namesakes from all families (symbol, Sr). Celebrate the magic of a Strontium atomic element hat from Lidnium. Crafted from premium washed cotton with precise Sr 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 Strontium takes it to the next level.