new material thickened shockproof bubble bag packaging film foam bag small bubble express envelope wholesale custom foam bubble bag 全新料加厚防震气泡袋打包膜泡沫袋小泡快递袋批发定做泡沫气泡袋

(bubble height 3mm bubble diameter 1cm)

15 * 20cm 400 8 * 10cm 1000 10 * 15cm 700 13 * 15cm 500 10 * 20cm 500 18 * 20cm 300 20 * 20cm 300 15 * 25cm 300 15 * 30cm 250 20 * 25cm 200 20 * 30cm 200 20 * 35cm 150 25 * 30cm 150 25 * 35cm 100 30 * 35cm 100 30 * 40cm 100 30 * 45cm 100 35*40cm50 35*45cm50 40 * 45cm 50 40 * 50cm 50