Uniqlo Kids thick pants with adjustable waistband - sold as set

Kids pants which are good to use in fall/ early winter/ spring. GUC. The green pants have 2 white marks on the front right leg part (6th pic), and a pen mark (7th pic). The black ones have a little snag on the front left upper part (2nd pic). Sizing details on the tag: Height: 49-53 inch l 125-135 cm Waist 21-23 inch l 53-59cm