Feel the comfort of this Peter Millar Men's Shake It Up Performance Boxers in Cottage Blue. This Shake It Up Performance Boxers by Peter Millar features four-way stretch, wicking, easy-care properties and odor-resistant properties, Peter Millar logo-lined waistband, custom-designed print inspired by the prohibition era. This Peter Millar Shake It Up Performance Boxers is made of 92% Polyester, 8% Spandex.