ELK is a sweat suit sewn in a beautiful gray color, but a small croissant. The suit is made of 95% organic cotton and 5% elastane. It opens at the front with push buttons. The jumpsuit is super cute --- The jumpsuit is part of our BETTER BASIC concept. BETTER BASIC are basic styles in one of our basic qualities, and they all have in common that they are good for the vast majority of forms. Are you unsure about the size? See our sizing guide.