XXS width 1.5CM, minimum 17CM, maximum 28CM, expansion range 11CM XS code width 2.0CM, minimum 28CM, maximum 40CM, expansion range 12CM S code width 2.5cm, minimum 35cm, maximum 43cm, expansion range 8cm M code width 2.5cm, minimum 40cm, maximum 48cm, expansion range 8cm L code width 2.5cm, minimum 45cm, maximum 52cm, expansion range 8cm XL size 2.5cm wide, minimum 52cm long, maximum 60cm, expansion range 8cm Color options: red light, yellow light, green light, blue light, orange light, pink light (the color of red light and pink light ribbon is the same) Blinking mode: long light, fast flash, slow flash (controlled by switch) Packaging: one into one OPP bag, each with size stickers and color stickers Light emitting surface pattern can be designed Battery: 2PCS CR2016 button battery