Colt Nipple Pro Suckers

Includes 2 fully adjustable multi-use suckers. Unique vacuum pressure design. Simply twist to adjust suction. Incredible suction for increased sensitivity. Secure seal stays in place. Disassembles for easy cleaning. Acrylonitrile Styrene AS cylinder, ABS plastic cap, plunger,  Silicone seal. Size 4 inches by 1.5 inches.