The RIZE! Ribz is the ultimate stroker. The soft ribbed orifice strokes and massages you as you control the tightness by applying desired pressure. Self-lubricating, just add saliva or water and you’re ready to play. It glows in the dark to add excitement to your night! Ribz is open-ended, easy to clean and contains no phthalates, paraffins, or latex.FeaturesSelf Lubricating Material - Just Add WaterSoft Erotic Feel and Open EndedSnug Ribbed Canal and Glow in the DarkSqueezable for Preferred Pressure During UseContains No Phthalates, Paraffins, or Latex