2XU Performance Compression 3/4 Tight - The 2XU Performance Compression 3/4 Tight is made with a PWX Flex fabric that provides 360º four-way stretch and greater flexibility. Elastic waist with interior flat drawstring. Flatlock stitching offers maximum stretch and comfort. High power denier adds support to hamstrings, quads, abductors and gluts. Antibacterial treatment reduces odor. UPF 50+ UV sun protection. 80% nylon/20% Lycra® spandex. Imported.