一般用户都会通过亚马逊后台下载的产品标签是 PDF 文件。而不同的产品的fba标签纸尺寸是不同的，目前最常见的尺寸是：
21-up labels 63.5 mm x 38.1 mm on A4
24-up labels 63.5 mm x 33.9 mm on A4
24-up labels 64.6 mm x 33.8 mm on A4
24-up labels 66.0 mm x 33.9 mm on A4
24-up labels 66.0 mm x 35.0 mm on A4
24-up labels 70.0 mm x 36.0 mm on A4
24-up labels 70.0 mm x 37.0 mm on A4
27-up labels 63.5 mm x 29.6 mm on A4
40-up labels 52.5 mm x 29.7 mm on A4
44-up labels 48.5 mm x 25.4 mm on A4