Smart-looking warm pants These pants use "heat-retaining insulation material" that absorbs light and converts it into heat, generating a warming effect. Furthermore, the fleece lining enhances warmth, providing a soft and comfortable feel against the skin. Effortlessly sleek silhouette Made with easy-to-move-in stretch material and a stretch waistband for comfortable wear. They don't bulk up and create a sleek silhouette. Deep rise The deep rise provides a secure and comfortable fit.