Womens FR Stretch DuraLight Ella Jean - Color-Azurite. Stay comfortable even when the environment isn't. Designed to fit your body, these are the best FR jeans you'll ever wear. The intricate back pocket and hand-sanded details add style; our durable denim gives you the lightweight protection you need. 11 oz Durastretch™ denim. DuraStretch™ fabric provides durability with the freedom to move. Quick-drying and ultra-breathable fabrication.