Engineered for the unique responsiveness of your Purple mattress, the Purple SoftStretch® Sheet Set blends ultra-soft comfort with flexible performance. The bamboo-blend fabric is silky-smooth, moisture-wicking, and stretches in all directions to maintain mattress contact for pressure-point cradling. Designed to fit a range of sizes with no-struggle bed-making. Durable, breathable, and built to last. - Product Details provided by Manufacturer, Slumberland not responsible for errors in information.