Buy early, save more at YellowIbis.com: Part 2!

In our Science T-Shirts USA and Egyptian Hieroglyphics shops, get 20% off orders of $30+ from Dec 6-8, and 15% off orders of $30+ from Dec 9-11.
And now, an extra coupon for $5 off any shirt!


and in our Science T-Shirts EU shop, get free shipping on all orders of 15€+ until Dec 11th!