Changed to a material that covers the stomach better and more gently. Jeans that make your legs look beautiful during pregnancy. Made with ultra-stretch denim that is the best that UNIQLO has to offer, with an expansion rate of over 55% and recovery rate of over 89%. Good kickback, so the knee area doesn’t lose shape even after wearing them for a long time.This season’s update includes changing to soft jersey material around the waist that stretches vertically and horizontally, and also securely covers your stomach. Comes with an adjuster so you can adjust the size according to your baby’s growth, and they can be worn for a long time, before and after delivery. Designed to prevent them from sliding down and not affect the top, making them even more pregnancy-friendly.