Hello! No, these navy blue bell-bottom trousers have a fabric structure that does not cause sweating. Our fabric, produced with improved viscose technology, has a breathable structure and prevents sweating. You'll feel comfortable and fresh all day long thanks to our special fabric blend, which contains 60% Polyester, 35% Viscose, and 5% Lycra. The viscose content gives the fabric a soft, wrinkle-resistant and breathable properties, while the Lycra composition ensures freedom of movement and comfort. This product of ours, which will make you look comfortable and professional even while working at a busy pace, also offers practical use with its easy maintenance feature. Thank you for your interest in our products on Trendyol!