DELIFUR (R) Multicolor LED Skeleton Hand Gloves Flash Lighting Gloves Game Party Decoration Gloves -1Pair (multicolour) Light modes changed by pressing the button on the wrist. Mittens Black skeleton pattern Now the gloves are oversize. And made of polyester of good air permeability. Battery:2 * CR2032, there is a paper to cut off the battery, plz take it out in the first time using it.