Matymats Yoga Pants for Women Gym Running Workout Leggings Performance Tights Our Material Is Called Breathing Fabric By Industry Insiders: 87% nylon, 13% spandex Seamless Splicing Technology Based on Ergonomics: adopts International advanced seamless splicing machine and technology, with professional ISO607 stitch (Four needle six lines), all for high elasticity, super smoothness and ultra strength. Matymats 3D Tights For Women Are Perfect On Their Own Or As A Base Layer: the side stretch waistband sits on your hips, the soft legging retains body heat. Ergonomic seams, flatlocked construction help ensure that, despite the base layers compression fit, the seams wont chafe. Matymats Tights for Ladies are finished with an antimicrobial treatment that discourages bacterial growth. A Slim, Next-to-Skin Fit For Types of Workout. Lightweight, 4-way stretch construction. The athletic leggings from Matymats have strategic stretch panels wrapped around the legs to allow full range of motion for Yoga exercise, running, cyling, or other aerobic activity. Performance fit. 100% Happy Customer Guarantee: If the Matymats tights performance does not meet your expectations, within 30 days, we'll replace it or give you 100% of your money back, no questions asked. Try us risk free!