Push for perfection with the Do Work Swim Cap. Constructed with 100% silicone, the LCSDOW is extremely durable and can withstand hours of use. This hypoallergenic swim cap is super soft, lightweight, anti-slip and easy to take on and off. Like all TYR swim caps, it protects your hair, while simultaneously reducing drag in the water and maximizing your speed. Swim fast with the Do Work Swim Cap!