Features: 1. Strengthen your lower back, spine and abdominal muscles 2. Also help improve blood circulation and relieve pain 3. Set to a precise angle for ultimate conditioning 4. Soft, thick cushions provide maximum support and comfort 5. Foam rollers will keep you securely in place while you exercise 6. Heavy-duty steel construction with coated finish, made to last 180lbs Specifications: 1. Material: Q195Huaxi Special Steel 2. Steel Specification: 38*38*1.5MM??25*1.5MM 3. Product Dimensions: (36.6 x 22.8)" / (93 x 58)cm (L x W) 4. Adjust the Height: (27.95-32.28)" / (70-81)cm 5. Adjust Levels: 4 Levels Adjust 6. Load-bearing: 180lbs 7. Weight: 8kg / 17.64lbs 300lbs Specifications: 1. Applicable Gender: Unisex 2. Color: White & Black 3. Weight: 14kg / 30.86lbs 4. Dimensions: (44.5 x 27.2 x 29-39)" / (113 x 69 x 74-88)cm (L x W x H) 5. Material: Steel,Adjust Levels: 4 Levels Adjust 6.Max Weight Capacity: 300lbs Package Includes: 1 x Rome Chair 1 x User Manual NOTICE: 1. Keep children and pets away from the machine at all times. 2. Only one person at a time should use the machine. 3. If the user experiences dizziness, nausea, chest pain, or any other abnormal symptoms, STOP the workout at once. CONSULT A PHYSICIAN IMMEDIATELY. 4. Position the machine on a clear, leveled surface. DO NOT use the machine near water or outdoors. 5. Before using the machine to exercise, always do stretching exercises to properly warm up. 6.Never operate the machine if the machine is not functioning properly.