Master Series Sojourn Plus Slim Ribbed Silicone Prostate Vibe. Indulge in the absolute pleasure of the Sojourn Plus! This vibrating prostate massager is designed for targeted stimulation to your sweet spot. The flexible shaft bends as you slide it into you, reaching for that spot that makes your body jolt in ecstasy. The ribbed texture will feel amazing as it slides past your sphincter, vibrating in every nodule. This water resistant device is made of premium, phthalate free silicone for limitless pleasure! Measurements 5 inches in overall length, 4.05 inches insertable, 1.05 inches at largest insertable diameter. Materials Silicone shaft, ABS plastic bullet vibrator. Color Black. Vibrating plug requires 3 AG13/LR44 batteries, included.