An original Rubidium (Rb) Atomic Number 37 Periodic Table of Elements Design.
Rubidium is a chemical element with symbol Rb and atomic number 37. Rubidium is a soft silvery-white metallic element of the alkali metal group with an atomic mass of 85.4678. Elemental rubidium is highly reactive with properties similar to those of other alkali metals including rapid oxidation in air.
Fitted, comfortable, and soft—this t-shirt was made just for you. And it can withstand several washings while maintaining its shape, so it’s great for everyday wear!
• 100% fine jersey cotton
• Heather grey is 90% cotton, 10% polyester
• Fabric weight: 4.3 oz/y² (146 g/m²)
• Shoulder-to-shoulder taping
• Made in the USA
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