From burpees to sprints to jumping jacks, this ultra-lightweight top feels so barely-there, you might forget you're wearing it. super-lightweight, mesh fabric Slightly sheer mesh Super-lightweight Breathable Sweat-wicking Quick-drying 100% of the polyester in this product is recycled (excluding trims) This fabric is treated with a natural additive derived from plant seeds to make it sweat-wicking classic fit, waist length An easy fit that floats away from your body Not too short, not too long, just right around the waistband