Tackle the chill of cold water with the Zone3 Neoprene Heat Tech Swim Cap, crafted for ultimate comfort and warmth. Designed for open water swimmers and triathletes, this premium neoprene cap includes a unique heat-tech lining to keep your head warm while reducing drag for a smooth, hydrodynamic experience. Unlike traditional one-piece caps, Zone3’s adjustable Velcro strap under the chin ensures a customizable fit for different head sizes, alleviating discomfort and providing a secure feel. Made from high-quality 4mm Yamamoto Smoothskin neoprene, this cap is your go-to for cold water training, delivering both durability and thermal efficiency.