The holiday season is the perfect time to deck the halls with a mane full of bombshell curls. Amal Clooney and Nicole Kidman are two A-listers who are notorious for flawless hairstyles. It should come as no surprise that they have a shared hair product in their red carpet routine. Say hello to the Color Wow Xtra Large Bombshell Volumizer Spray. According to InStyle, Kidman's hairstylist Chris Appleton used the thickening spray to achieve her timeless style at the Critics' Choice Awards. The publication confirmed that Clooney is a huge fan of the spray also.