Premium Bamboo Sheet Set Sheet set includes an extra-large top sheet, a patented self-tailoring fitted sheet, and two pillowcases. A wonderful blend of silky softness that wicks away moisture from the surface of the body. 70% Viscose from bamboo & 30% extra long staple cotton Performance of bamboo combined with the strength of cotton Naturally Hypo-Allergenic Moisture-wicking for a cooling level of comfort Guaranteed To Fit & Guaranteed To Stay On One-Year Limited Warranty Covers Workmanship & Material Defects 300 Thread Count - Rayon from Bamboo/Cotton Available in Flex-Head™ Available Colors: White, Gray, Blue, Sage and Ivory     High-Quality Features Guaranteed to Stay On Patented construction that's Guaranteed To Fit & Guaranteed To Stay On and fits any sized mattress. High Performance Elastic sewn around entire sheet - 4X wider and 20X stronger than standard elastic. Patented strap design guarantees your fitted sheet will stay put even with the addition of feather beds, mattress toppers, or comfort layers. Self-Tailoring Fitted Sheet Patented 1" corner bands secure the sheet to the underside of the mattress. High-performance elastic is 4X wider and 20X stronger than the industry standard. Value-Added Features Extra large, extra-long top sheet. Sateen weave for added comfort and silky-smooth feel.