COLT® Nipple Pro-Suckers were made for those seeking an extra kick of pleasure during foreplay or just going solo. Adjust the suction to your perfect level of sensitivity and get ready for an intensely gratifying experience. The twist mechanism makes it easy to find the right stimulation, then the airtight seal will have you shivering with delight. Safe, adjustable and built to thrill, these pro-suckers take nipple play to the next level. Once they're in place you'll want to twist and tingle the night away.