Strong core muscles support your body and make everyday movements more efficient. Strengthen your core with the Exigo Abdominal Twister, a simple device that provides a challenging core workout. Precision engineered in high grade steel with a lifetime frame warranty. SPECIFICATION: Brand Exigo Usage Home Use, Commercial Use Condition Brand New Warranty Framework (structural steel and welds) warranted for lifetime against defects in workmanship; 1 Year: Spring loaded pins, handles, end caps 6 Months: Upholstery manufacturers cover only