This is for autumn and winter, with a fleece-like material inside. It's soft and easy to move in. I've only used it for one season, so I think the condition is good! My son is 160cm tall and 44kg, and it felt a little tight on him. Size JL 150-165cm - Brand: ssk - Color: Navy - Model Name: SUPER COMFORT - Design: Long sleeves, high neck - Features: Stretch material, fit - Accent: Red line Thank you for looking.