100PCS LED Bracelets Sound Control Glow Bracelets Silicone Glow Bangle Bracelet Wedding Party Favors Christmas Wholesale

Name : LED sound control bracelet Material : Silicone Battery : 2xCR2016 (Button Batteries Include) Size : Width 2.0 cm,length 25 cm Swtich:Automatic switch ( they flash according to the rhythm of the music) Color : White Battery Include, work time about :40-60hours One size fit for adults and big kids. Package included: 100PCS LED Sound control bracelets.