CHUMS Booby Cup Cover (1 piece) CH62-2130 By attaching it to the drinking spout, it prevents dust from entering and also enhances the heat retention and cold insulation properties of the tumbler. *Cup cover only. ＜Dedicated cup cover for the following products＞ ・Camper Wave Tumbler / CH62-2126 ・Camper Mug Cup / CH62-2130 *Camper Mag Cup is also sold separately. If you wish to purchase a set, please let us know in the comments.