Material: silicone, Color: different LED colors are available (red, yellow and blue ), Customer's logo can be printed on it 1)Material: silicone,2)Color: different LED colors are available (red, yellow, blue and green,white etc.),3)With on/off button,use 2pcs CR927 batteries,irreplaceable,4)Customer's logo can be printed on it,5)OEM and private labels are welcome,6)Wonderful products for party,7) ...