Push your package out to its maximum potential and enjoy a super tight tug on your balls while you stay harder and thicker. The ball stretcher pulls down on testicles and prevents them from retracting upward. delaying ejaculation. The T-style divider puts extra pressure on the sack and separates the balls. Made from super stretchy Thermoplastic Rubber TPR. this extreme harness was designed for maximum performance and rock hard erections.