The brand new Blueprint 4/3 mm Chest Zip Wetsuit from O’Neill is the pinnacle of performance and sustainability. The O’Neill Blueprint range focuses on environmentally friendly materials to create a premium soft feel and unparalleled stretch. The 4/3 mm Blueprint features O’Neill’s new Technobutter 4 neoprene, which builds on the legendary Technobutter 3. The TB4 jersey introduces recycled yarns infused with graphene for increased wear strength and heat retention. Furthermore, the Blueprint utilizes the brand new Technobutter 4 Firewall in the torso and upper legs for added insulation and Technobutter 4x in the shoulders for unrivaled flexibility.