Ultralight materials are materials that have extremely low densities, often significantly lighter than traditional materials such as metals and plastics. These materials are sought after for a variety of applications in industries such as aerospace, automotive, and consumer electronics, where weight reduction is a key factor in improving performance, efficiency, and sustainability. Ultralight materials can be achieved through various techniques, such as the use of advanced composites, foams, or porous structures. These materials often have high strength-to-weight ratios, making them ideal for applications where strength and stiffness are important despite their low weight. Research in the field of ultralight materials focuses on developing new materials and manufacturing processes to further reduce weight, improve strength and durability, and enhance functionality. These developments have the potential to revolutionize industries by enabling the creation of lighter, more efficient products that consume less energy and resources.