The new Vanguard is the new all-rounder in the lineup. The combination of SQ-flex lining and #40 Yamamoto neoprene on shoulders, arms, and armpits provide superb stretch while swimming. The cutting-edge Aero Boost 5.0 technology has 34% more buoyancy than Aerodome. The Yamamoto SCS coating covers the entirety of the wetsuit, providing excellent hydrodynamic property and durability.