Super-soft and long-lasting, Microfiber adds a bright touch to your bedding. Fitted sheets made with elastic all around and Fit up to an 18" mattress. The set includes one fitted sheet, one flat sheet, and a pair of pillowcases. Machine washable 100% brushed polyester microfiber. These sheets feel as soft as 1500 Thread count cotton sheets, and hold better in washing. California King set includes 1 California King flat sheet (80" x 94"), 1 California King fitted sheet (54" x 75"), and two standard pillowcases (20" x 30"). California King set includes: 1 California King flat sheet (90" x 102"), 1 California King fitted sheet (60" x 80"), and 2 standard pillowcases (20" x 30") . California King set includes 1 California King flat sheet (108" x 102", 1 California King fitted sheet (78" x 80", and 2 California King pillowcases (20" x 40").