The Tantus Mark O2 is an average-sized, harness-compatible dildo crafted from Tantus' Ultra Premium 100% Silicone Dual Density O2 material. This innovative design features a soft outer layer and a dense inner core, providing a realistic sensation. The thicker base ensures added stability when used with a harness, while the lifelike veins on the shaft enhance the experience. With a slight curve for G-spot stimulation and an exaggerated head for effective use, this dildo stands out for its authenticity. It has a maximum diameter of 1.6 inches at the shaft, 1.4 inches at the head, and a total length of 6.25 inches. Safe for the body, the Mark O2 is easy to clean and maintain, being hypoallergenic, hygienic, and dishwasher safe. Color: Brown.