Introducing the Sweaty Betty After Class Crop Sweatshirt. Ist. Core. Helpers. StringHelper. RemoveHtmlTags("{@@=Ist. Core. Helpers. StringHelper. ToProperCase("The perfect post-workout sweatshirt featuring a boxy fit in soft organic cotton, classic crew neck and cosy thumbholes. Cropped style falls to waist. She is wearing a size S. Washing Instructions: Machine Washable. Composition and Material: 50% Organic Cotton, 50% Modal.. Colour: green