Meet the cuddliest cookie lover - our pal, Cookie Monster! Cookie Monster now comes to life, just like the other Glo Pals that you know and love. Simply drop your Cookie Monster cubes into water and watch him GLO! Each Pal typically lasts for 4+ weeks on average and each pack comes with four Pals inside. Remove Glo Pals Light-Up Cubes from liquid when not in use. Blow through small slots in the side of each Cube. Store in a dry location for longer battery life. Choking hazard. Small parts.