Specifications: * 2-way stretch material that stretches vertically and horizontally, allowing for easy bending and stretching of the knees, providing a stress-free fit. * Maintains warmth inside the clothing with heat generation and moisture absorption function. * Wool-like texture suitable for business wear. * Easy-care processing that resists wrinkles even after washing, making ironing simple. * Hard-to-remove center crease further enhances a neat appearance. * Stretch waist for a comfortable fit. * Slim fit for a snug feel and maximum warmth. This is a used item. Please understand before purchasing.