Warnaco Swimwear helps divers and swimmers go for the gold. It's the exclusive North American licensee for Speedo swimwear, activewear, footwear, and accessories from Speedo International, a unit of Pentland Group. NASA and athletes, such as Michael Phelps, helped to develop Speedo's Fastskin LZR Racer swimsuit. The firm sells its licensed products through such retailers as Nordstrom, Target, and Costco under the Speedo, Calvin Klein, and Lifeguard brands; Speedos are also sold in sporting goods stores and specialty swim shops. Warnaco Swimwear operates SpeedoUSA.com and has operations that span North and South America and Europe. Intimate apparel maker Warnaco owns the swimwear company.