Campeak Women's Mesh Workout Hiking Short Sleeve Tee Quick Dry Yoga Gym Sport T-Shirt - Yoga Shirt is Made of 88% Nylon 12% Spandex, The Material is Soft and Stretchy, Heavy Enough the Weigh Down, But Light Enough - Back of Mesh - Keep The Body Cool and Dry ,Perfect Show Your Sexy Back and Your Beautiful Bra - Quick Drying - Motion Breathable Structure,Elastic Force,Compact Shaping Yoga Workout Activewear - Lightweight, Stretchy, Moisture-Wicking Power Fabric - Exercise Without Restraint - Perfect Workout Shirts - to Wear All Day Long for All Activities Including, Yoga, Exercise, Running, Hiking and All Sports.