89% Polyester, 11% Spandex Pull On closure Machine Wash Constructed from a lightweight, breathable fabric with a touch of spandex to move with you Ventilated mesh stripes promote air flow to help keep you cool during any activity Smooth, moisture wicking fabric dries quickly to keep you dry and comfortable Regular length with an easy fit and curved hemline Athletic basic can be layered over a sports bra and is great for workouts, running, yoga, lounging and more RBX Active Women's Short Sleeve Ventilated Mesh Athletic Performance Workout T-Shirt - B11P349A4