Branche 100% Silk Charmeuse Pillowcase - King. Branche Charmeuse cases provide the ideal beauty sleep. Branche pillowcases provide Luxurious Softness… Irresistibly the Only Choice. The 100 percent silk case prevents wrinkles by minimizing morning facial creases and extends the life of your hairstyle. Wake up looking fabulous, making your morning routine a breeze!