To have your own cool water with you on those hot and humid days, or to carry your daily dose of hot caffeine to work, Beautiful Equations has got you...

Beautiful Equations brings you a great way to keep yourself hydrated with this great Binomial Theorem Stainless Steel Water Bottle - both stylish and easy to carry. Whether to work,...

Fermat's Last Theorem Water Bottle Treat yourself to this one-of-a-kind water bottle displaying Fermat’s Last Theorem, another exclusive find from Beautiful Equations’ online store. This bottle is made from hardwearing...