The Mizuno men's GX-Sonic IV ST technical suit is engineered for speed. The Sprinter (ST) model is designed exclusively for short distance sprints offering a hip lift sensation and optimal compression. The updated grooved Sonic Light Ribtex II fabric combined with the new Sonic Line Design X taping lifts the lower body, supports your body line and supports the entire kick cycle throughout your entire race. Crush the competition with the GX-Sonic IV.
MizunoUSA.com will gladly accept returns on products in new and unused condition, with tags intact and packaging included within 30 days of the order shipment date for a full refund. The swimsuit cannot be returned and you will not be refunded if the suit has been worn in the water. Please note, MizunoUSA.com will only accept returns purchased from MizunoUSA.com. If you plan to make a return, please keep your customer order number for reference.
- FINA Approved: Approved by FINA for National and International Swimming Competitions. FINA Approved racing swimsuits have a unique FINA barcode printed on the swimsuit, making it easily identifiable to swimming officials.
- GX-SONIC Series: Mizuno's most elite swim product, built for competition.
- Sonic Light Ribtex II: Mizuno's most updated technical swim fabric. Grooved fabric and water resistant material offers minimal water resistance and compressive support.
- Sonic Line Design-X: Mizuno's most updated cross shaped taping supports both up and down kick. Offers a hip lift sensation throughout the entire kick cycle.