THXSILK offers the THXSILK Aqua Series Mulberry Silk Pillowcase in a range of colors and sizes from as low as $28.90 via coupon code "DNAQUA". Plus, free shipping applies to all orders. The sizes available, with their prices after the coupon:

• Twin for $28.90 (was $48.55)
• Queen for $30.59 (was $51)
• King for $33.99 (was $57)

Shop Now at THXSILK