Selena Pencil Leg Crop Dress Pant with Sexy Side Slit Hem. Serena is a Tapered Leg Fitted Crop Trouser with Hidden Elastic Waistband, Hidden Side Zipper Closure, Flat Front and Back Stitch Seam Detail, and Sexy Side Slit Detail on the Hem. These are GORGEOUS Fitted Pants with a Slight Stretch to them! 90% Polyester, 10% Spandex. Available in Black and Mocha.