Designed to maximise comfort and warmth in cold water, the ZONE3 4mm Heat-Tech Swim Cap is the ideal accessory for year-round open water training. Made from premium Yamamoto Smoothskin neoprene with a heat-tech lining, it provides enhanced thermal insulation without compromising on fit or performance.

ZONE3 4mm Heat-Tech Swim Cap Key Features:

• 4mm Yamamoto Smoothskin Neoprene: Offers outstanding flexibility and thermal protection.
• Heat-Tech Lining: Improves warmth retention, ideal for cold water swims.
• Adjustable Hook and Loop Chin Strap: Ensures a secure and customised fit for a wide range of head sizes.
• Hydrodynamic Design: Minimises drag in the water for a streamlined swim.
• Comfort-Focused Fit: Reduces the tightness typically associated with traditional one-piece neoprene caps.

Whether you're training through winter or braving early morning sessions, the ZONE3 Heat-Tech Swim Cap delivers unmatched comfort and warmth—so you can stay focused on your performance, not the cold.