This will give your bedroom the style and comfort you need 600 Thread Count 100% Cotton Sheet Set California King do soften with repeated washing and are the thickest, most durable and long-lasting. Features600 Thread Count StripedAll fitted sheet 14" inch Deep pocket fit mattress up 16" inch. DescriptionThis will give your bedroom the style and comfort you need 600 Thread Count 100% Cotton Sheet Set California King do soften with repeated washing and are the thickest, most durable and long-lasting.. Great for back-to-school.