el sound activity t-shirt is a popular products in international market, any size, color, pictures is ok, pls ... 4*AAA battery and carry the battery box over your belt clip. T-shirt details: 1. Colour : any colour for customer ... :18KG46*43*33CM Remarks:1.100% Cotton T-Shirts2.Removable Belt Clip Added to Battery Pack, With velcro pasted on both ...