Orca - Zeal Openwater Wetsuit Top The Open water Zeal wetsuit offers high elasticity and good thermal insulation. Its two-piece construction makes the suit easier to put on and makes it possible to combine different sized tops and bottoms. This product can also be used individually, without bottoms.The Brand:Founded by former triathlon champion Scott Unsworth in 1992, Orca's products are designed with resilience in mind. With over 20 years' experience in the triathlon arena, their team of developers work tirelessly to create premium, performance-enhancing products for everyone from entry-level to professional athletes.