Mad Dogg Athletics Peak Pilates MVe Fitness Chair Pilates fitness chair made of 100-percent powder-coated aluminum 4 resistance levels and exclusive, patented spring changing system Open frame style expands range of motion and encourages innovative movements Lightweight (30 pounds) frame for easy transport and stacking Measures 31 x 23.5 x 37.5 inches (W x H x D); 3-year frame warranty