BLUESEVENTY Male Spectra Brief With our Nero suits we had you race faster. Now with blueseventy's swimwear you can also train faster. Swimmer inspired designs, longer life XLA fabric and stylish cuts deliver performance and durability without having to sacrifice comfort. Contemporary designed brief with fuller sides for versatility. Cutting edge XLA fabric provides longer life and better compression than standard poly and xtra life lycra, making your suit fit better for longer. Swimmer inspired designs cut for performance. Italian and US milled fabric. 100% nylon lining for exceptional strength, comfort, and durability. 50 UV protection.