For size 130, it's Knit Planner. For size 140, it's a Mezzo Piano product. The size 130 item has no lining and features a single heart applique on the left front. The size 140 item has a lining and a pocket on the right side. The fabric is 100% cotton. The waist is elastic and adjustable. It's a culotte, so the pants won't be visible. Thank you for looking!