The uterine cavity in estrus is ready to receive all your white turbidity at the taboo moment! If you squeeze the red part slowly, you can enjoy the inner orgasmic state of inner walls expanding and contracting! When you feel your uterus lowered and ready to receive, stimulate with the tip of your own glans and fire while pushing up your uterus! WARNING: Keep the product away from children. DO NOT expose the product to humid places, direct UV or sunlight for an extended period. Product is a reuseable after wash. DO NOT use this product with more than one person. DO NOT place any object inside the cup for use. Safety Precautions: Always clean the product before and after use. We recommend using water-based lube with your toy.