Pee pads made from Japanese bamboo charcoal that help neutralize odors 6-layer protection Ultra absorbent With natural canine attractant 4 adhesive corners: just enough to keep it in place Yellow pee stains are not visible on the absorbent side, but the color of the urine can be seen underneath when lifted from the floor. If there is a change in urine color, consult a veterinarian 30 pieces per package