Silicone Wristbands are waterproof, shake proof and resistant to high temperature. It could be widely used in Campuses, Amusement Parks, Buses, Access Control Areas, Concerts etc.MaterialSiliconeSize74mm,65mm,60mm,50mm,45mm or customized.Minimum QTY500 pcsColorRed, Blue, Black, Purple, Orange, Green,White,Yellow, or customized.Chip AvailableLF: TK4100,EM4200,EM4305,T5577, Hitag 1,Hitag 2,Hitag ...