When choosing a 90x200 fitted sheet, consider factors such as material, thread count, and color. High-quality materials like Egyptian cotton or bamboo viscose offer a soft, breathable, and durable option High-quality materials like Egyptian cotton or bamboo viscose offer a soft, breathable, and durable option High-quality materials like Egyptian cotton or bamboo viscose offer a soft, breathable, and durable option High-quality materials like Egyptian cotton or bamboo viscose offer a soft, breathable, and durable option90x200 fitted sheet. The thread count, which refers to the number of threads per square inch, often influences the sheet's softness and durability – generally, a higher thread count equates to a softer and more luxurious feel. As for color, opt for shades that complement your bedroom decor and reflect your personal style.