Is there a sales tax on Theradome?

Sales tax is charged on orders shipping to a California and many other states including:
AR, GA, IA, IN, KS, KY, MI, MN, NC, ND, NE, NJ, NV, OH, OK, PA, RI, SD, TN, UT, VT, WA, WI, WV, WY

The tax is automatically calculated at time of order.