Item Type: Skull Mask Material: Latex Size: Adult General Power Supply Mode: 2 Button Batteries [Built-in] Battery Model: CR2032 Battery Capacity: 150 mA Available Time: Always on for about 3 hours. After using the battery, you can replace the battery by yourself Package List 1 x Skull Mask 3 x Protective Sponge 1Creepy Mask: Entertain and enhance your level of horror, this fun mask can all be satisfied Halloween costume scary horror skull mask, lifelike cosplay Halloween party props. 2Lifelike Chin Movable Design: The lifelike skull masks chin is movable. After wearing, it can restore the appearance of the real skull. They make you the most real skeleton in a dress up party. 3Safe and Comfortable: The skull cosplay helmet is made of soft and elastic latex material, which most fit human skin. It also has tear resistance and can be used for a long time. Non toxic and breathable. 4Size: Scary Halloween mask fits most people. It is most suitable for people with a head circumference of 5862cm / 22.8324.49in. The maximum head width is 18cm / 7.08in. The maximum head length is 24cm / 9.44in. 5Horror Skeleton Mask: Horror Halloween skull mask for adults. You can dress it up on Halloween or photo shooting themes. Very suitable for Halloween party, fancy dress party and cosplay party.