Slit on the side (left leg side), no lining. The waist is elastic and stretches. The stretchy material and thin fabric make it perfect for hot weather! I wore it only a few times a season, so it's a used item, but I think you can still wear it in good condition. ●Size Tag size: 1 Waist: approx. 32.5cm Length: approx. 74cm Slit: approx. 24.5cm ●Material: 95% rayon, 5% polyurethane Color: Green系 (Green-based) Season: Spring/Summer Stains, tears, odors, etc.: None