The Lavacore Merino Zippered Shirt is a premium thermal multi-sport garment designed for maximum warmth, comfort, and flexibility. Featuring Lavacore's patented bi-laminate Merino wool panels under the arms and along the sides, it delivers unmatched breathability and softness while maintaining superior insulation. The full-length YKK zipper allows for easy wear and versatile layering. Its durable, Moisture-wicking outer layer keeps you dry, while the windproof and breathable middle layer offers extra protection in harsh conditions. Designed for performance, this neoprene-free, neutrally buoyant shirt is ideal for water sports, outdoor adventures, and cold-weather activities.