Shop Charter Club 1.5 Stripe 100% Supima Cotton 550 Thread Count 2 Pc. Duvet Cover, Twin, Created for Macy's online at Macys.com. Reinvigorate your bedroom decor with the Damask Thin Stripe duvet cover set from Charter Club, featuring a luxe Supima cotton fabric, a smooth sateen finish and a stylish stripe design. Each set includes one duvet cover and one sham.