Everlast Slimmer Belt 52in Do aerobics: Designed to help flatten abdominal muscles during aerobic conditioning. Provides core support: Use Compress-X technology to create a snug fit. Help to lose your body weight: Retains warmth and body heat to shed water weight. Material Composition: 90% SBR, 10% Polyester. Care instruction : Do not wash, Do not bleach, Do not tumble dry, Do not iron. Size: Length 52 , Width 8