http://www.wholesaleonepiece.com/mixed-music-sound-activated-flashing-el-t-shirt-dancing_p330.html<br />1.100% cotton washable T-shirt<br />2.EL logo mounted on Velcro patch for easy removal before washing<br />3. battery comparentment(4AAA batteries not included) with on/off feature and a switch to activate up to 5 different flashing sequences, neatly place into an inside pocket with protective clothe wire to protect the cable<br />4.Fabric weight: 120g/m2, 140g/m2,180g/m2<br />5.Size for all shapes: S,M,L,XL,2XL
