Lululemon Women Solid Black Train Times Crop 17” Leggings Luxtreme Mesh Pant 4. This versatile crop has you covered from training to bootcamp. The reinforced waistband lies flat so it won't dig in or slide down. Made with Full-On® Luxtreme fabric that offers great support and coverage with a smooth feel and is sweat-wicking and four-way stretch. full-on® luxtreme Four-way stretch Full-On® Luxtreme fabric is sweat-wicking and offers great support and coverage with a cool, smooth feel incredible support and coverage sweat-wicking four-way stretch cool smooth handfeel naturally breathable features Designed for: Training Mesh fabric venting: For airflow in high-sweat areas to keep you cool