With a loose neck and clasps on the cuffs, we call this the Casual-Style Roll-Up T-Shirt. A terribly cute design from Merjin Hos! Fabric : Cotton 50% Modal 50% ※As a result of a change in Ladies' Size specification there may be some items where the size and material information on the tags differ (for example an item marked as 'Size F' may have a 'Size SS' label). Please be assured that the item details are as described on the site and that there is no mistake or problem with the actual items.