Amazon offers its Prime members the Ex-Cell Home Fashions Mosaic Fabric Shower Curtain
in Terra Cotta for $14.97
with free shipping
. (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping costs $5.31.) That's the lowest total price we could find by $30 (outside of the mention below). It measures 70" x 72".
Walmart offers it for $14.97 with free in-store pickup.
Amazon Prime membership is $79 per year; however, Prime is free for college students for six months, and free for parents and caregivers for three months.