The Zone3 Swim-Run Double Lined Neoprene Top is a versatile piece that offers an alternative option to a full wetsuit. Designed to wear with Zone3's Swimrun shorts as a set to offer maximum versatility and heat regulation while providing all of the storage needs such as a generous back and side pocket. Perfect for the popular growing sport Swimrun, this garment is specifically designed for the demands this sport brings rather than using a wetsuit or base layer. Enjoy your favourite sport with top quality gear!