Keep your swimmer warm, fast, and confident in the pool. Made with 2mm premium neoprene, these jammers act like a second skin, trapping body heat without sacrificing speed or mobility. Designed with competitive swimming in mind, they feature: Thermal Protection – Keeps muscles warm in cooler pools, reducing shivers and early exits. Streamlined Fit – Athletic cut with flatlock seams for comfort and reduced drag. Durable Design – Chlorine-resistant neoprene that holds up to daily training and long meets. Secure Waistband – Adjustable fit that stays put through dives, flips, and turns. Perfect for kids who run cold in the water or need an edge in cooler training environments. With these jammers, your swimmer can focus on performance—not the temperature.