This targeted prostate stimulator is ergonomically curved and powered by a powerful bullet for the ultimate in pleasure. Just slip the ring on for an improved sensation, and insert the specially curved stimulator. The bullet has an easy one touch button, and it is made of premium silicone for your health and pleasure. The ribbed stem provides additional stimulation. Ideal for increased intensity. Measurements: 5 inches in total length, 3.25 insert able, 1.4 inches in diameter at head. Ring measures 1.5 inches in diameter. Material: Silicone, ABS. Color: Black. Note: Requires 1 AAA battery, not included.