Check out “99.1% Pure" by John Tibbott, one of this week’s newest designs! Here’s what John had to say about his design:

"When I think of science, I can’t help thinking about a certain show, which has it’s roots firmly planted in chemistry, yo."

Use the code SHIP60 at checkout to receive free U.S. shipping (or $7.50 shipping for international) on orders over $60!

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