Dress Up America Kids' Big Silver Tie with Flashing Lights, One Size Fits Most Polyester Imported Necktie has 6 LED bulbs in 3 Colors batteries included Made with 100% Polyester Featuring: resistant to most chemicals, stretching and shrinking, wrinkle resistant, mildew and abrasion resistant 3 LED flashing options: Steady flashing, on an off quick, on and off slow Light up, fashionable ties that will draw tons of attention!