MIZUNO Swimsuit Men GX-SONIC Neo Streamline Technical Swimsuit Black - Size XS New with Tags Never used The Mizuno Men's GX-Sonic Neo SL Technical Swimsuit is suit built for swimmers seeking motion. Engineered for mobility, the GX-Sonic Neo is built for swimmers looking for flexibility and easy movement. The Streamline (SL) model supports the core, lifts the athlete's hips, allows mobility, and has medium compression for flexion and support. This tech suit is engineered with updated Sonic Light Ribtex UW material, which offers increased water repellency for faster movement through the water and increased flotation. Crush the competition in the GX-Sonic Neo.