I think it will be cool to wear because it has a small area that touches the skin. There is some pilling around the armpits, so please refrain from purchasing if you are concerned. It will be sent compactly. The packaging materials may be reused. Please purchase only if you understand the wrinkles that may occur during packaging and that it is a used item. We cannot offer discounts after purchase. Instant purchase is welcome. Color: White系 (White-based) Material: Acrylic/Rayon (synthetic fiber) Season: Spring/Summer