New and Improved LZR Pro® styling. FINA approved style. Fully compliant with the new FINA rules that came into effect beginning January 2010. Constructed from Speedo's unique LZR Pulse® fabric. Ultra lightweight and water-repellent. Fast-drying fabric reduces friction drag. Unique 3D 3-Piece pattern is engineered to optimize swimmer's shape. Bonded seams create a perfectly smooth yet flexible streamlined surface. Hydro Form Compression is engineered to provide a high level of compression.