Kink Wet Works Explore Platinum Premium Silicone Plug 4 inches Black. The Explore 4 inches Plug in Platinum Premium Silicone gives you full access and an unobstructed view of your bottoms back door. The textured, dual finish exterior of this tunnel plug slides in and holds firm to keep that ass open for action, and a heavy duty flared base keeps Explore safely in place while you insert fingers, toys, and more through the wide hollow center. Explores ribbed stem provides extra pleasure with every movement, and the open base can also be used for liquid play with your favorite funnel, nozzle or tube toy. Features: visually stimulating open design. Hole in base allows funnel, nozzle or tube insertion. Insert liquids, toys and more via hollow center. Firm, flexible Silicone plug. Phthalate free, body safe. Specifications: color Black. UPC Code 782421059194. Total length 4 inches, insertable, usable length 3.5 inches, width, diameter 2 inches, circumference 6.37 inches. Material Silicone. Proudly, made in America. Kink by Doc Johnson is an exciting collaboration with Kink.com to create a collection of high quality authentic fetish items suitable for long term practitioners and new initiates alike.