Big and thick for extra support and strength. The highest level of performance and grip. High-quality elastomer construction that is phthalate free, skin safe and super durable. Use with your favorite lubricant. Keep clean with antibacterial toy cleaner or mild soap and water. Do not use if you have a blood disorder, are diabetic or suffer from a peripheral vascular or nerve disease. Cock rings should not be used for more than 30 minutes at a time.