QUEENHEAD Simple Cap Black While I'm not certain, I believe it's the standard type. This item has been stored at home, so although it's unused, I'm listing it as "like new." I will ship it by the next day. 【100% Light Blocking】・【UV Cut 99.9% or More】 【Adjustable Size】 The size can be adjusted with the buckle at the back. ・Even if you sweat or get it dirty, you can rest assured 【Washable】! (※Hand wash only.) ■Detail ・Material...100% Cotton ・Brim...With core ・Sweatband...Yes ・Lining...None Size: Free 56-61cm