customized protective mask elastic band waist of trousers school uniform polyester elastic latex knitted crocheted rubber band factory wholesale

424 thin (white) 424 thin (black) customized color (contact customer service to note the color number)

3 pieces 0.4cm 4 pieces 0.6cm 5 pieces 0.8cm 6 pieces 0.9cm 7 pieces 1.0cm 8 pieces 1.2cm 1.5cm(40 m/roll) 1.8cm(30 m/roll) 2.0cm(40 m/roll) 2.3cm(30 m/roll) 2.5 (40 m/roll) 2.8cm(30 m/roll) 3.0cm(40 m/roll) 3.2cm(30 m/roll) 3.5cm(40 m/roll) 3.8cm(40 m/roll) 4.0cm(40 m/roll) 4.2cm(30 m/roll) 4.5cm(40 m/roll) 4.8cm(30 m/roll) 5.0cm(40 m/roll) 5.5cm(40 m/roll) 6.0cm(40 m/roll) 6.5cm(50 m/roll) 7cm(50 m/roll) 7.5cm(50 m/roll) 8cm(50 m/roll) 10cm(50 m/roll) 12cm(50 m/roll) 15cm(50 m/roll) 20cm(50 m/roll)