Main Squeeze Optix Crystal Male Masturbator By Doc Johnson Zini Understanding how vacuum suction affects

Understanding how vacuum suction affects blood flow helps you use the device safely and effectively

Function/Power: Warming sensation increases sensitivity and blood flow

internet-dependent Vibration modes Six distinct patterns Three to four modes Eight to ten patterns Material Medical-grade silicone gel Medical-grade silicone Medical-grade silicone Battery life Two hours continuous One to two hours Two to three hours Best for Couples wanting instant

paying careful attention to all surfaces

portable device—letting you navigate bathrooms with confidence and control

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