Sofia the First Sofia’s Transforming Dress only $15.49 (reg $20.99) February 1, 2014 by Tom Leave a Comment Here is a great deal to check out. It is for the Sofia the First Sofia’s Transforming Dress. You can grab this on Amazon right now for just $15.49 (reg $20.99). This item ships free with Amazon Prime. You can score a free trial of Amazon Prime here. Remember Amazon prices can change at anytime, so get it while you can!!!!!