Hardtail Roll Down Boot Leg Yoga Pants (Black) Review Leave a reply Pre-shrunk 90% cotton, 10% lycra blend Rolldown waist band Pre-shrunk 90% cotton, 10% lycra blend Hardtail leggings are made from a Cotton Lycra Blend. They are 90% Cotton and 10% Lycra. Each pant is pre-shrunk. Hardtail Forever!