Cash Warren appreciates his wife, Jessica Alba, weighing in on his company Pair of Thieves, which was founded in 2014 by friends Alan Stuart, Warren and David Ehrenberg, renowned for its innovative designs. “She gives her input and advice and support all the time — and she wears our boxer briefs to bed! She loves our boxer briefs, and she wears the socks every single day,” the 45-year-old exclusively toldOK! on Thursday, July 11, at the brand’s 10-year anniversary pop-up experience in New York City. Since the pair, who share daughters Honor and Haven and son Hayes, are both entrepreneurial — W…