18 4x6" thermal shipping label products are offered for sale by suppliers on Alibaba.com, of which packaging labels accounts for 55%, thermal printers accounts for 5%.
A wide variety of 4x6" thermal shipping label options are available to you, You can also choose from pet, pp 4x6" thermal shipping label,As well as from waterproof, heat sensitive 4x6" thermal shipping label,and whether 4x6" thermal shipping label is custom sticker, or shipping labels.