GX SONIC NEO AG All Generation Model Size S I received this from an acquaintance, but I'm selling it because I haven't had a chance to use it. Only tried on arena MIZUNO asics TYR High-speed swimwear Swimming Competitive swimming Aquaforce Storm GX SONIC Racing swimwear I am also selling many other high-speed swimsuits besides this item. I will offer discounts for bulk purchases, so please let me know in the comments section.