The Marcy Diamond100 lb Stack Gym features a heavy duty steel tube frame with a durable powder coated finish. The dual function press arm provides chest press and independent pec fly exercises. The high density boxed upholstery is constructed from top-grade plywood and high density foam. The 100 lb selectorized weight stack is vinyl coated. The foam rollers are oversized for comfort. This home gym has a 2 year limited warranty by the manufacturer.