el sound active T-shirt,el sound t-shirt,el active t-shirt

el sound active T-shirt, el sound t-shirt, el active t-shirt
1. Material: 100% cotton
2. T-shirt with built-in sound sensitive graphic equalizer panel
3. As the music beats, shirts equalizer lights up to beat of the music
4. Fully functional EL (electro luminescence) panel with battery pack that snuggles discretely into pocket inside shirt
5. Battery: 4 x AAA batteries (not included)
6. Batteries will last for approximately 12 hours and can be replaced
7. Small hidden pocket
8. Suitable for concerts, raves and parties
9. Available in black
10. Sizes: M, L, XL and XXL