This is a used item. I purchased the wrong size. Thank you. The innerwear's tag has been removed, but it's a size L. There's some pilling, and I couldn't remove it. The bottoms have "LL" written on the size tag in marker, but they are size L. Charle Diet Support Innerwear Set (Top and Bottom) Excerpt from Charle's product description: Make the most of your time at home! A short-sleeved innerwear that supports calorie consumption just by wearing and moving. Short-sleeved innerwear that supports dieting by wearing and moving. Everyday activities like housework become exercise. Designed with Charle's unique patented technology and the power balance of the fabric to increase calorie consumption. The retail price is over 20,000 yen for the top and bottom set.