About products and suppliers:
Alibaba.com offers 1810 mylar sleeves products. About 1% % of these are plastic bags, 1%% are other packaging & printing products. 

A wide variety of mylar sleeves  options are available to you,  such as packaging film, logistics film.You can also choose from zipper top, heat seal and hand length handle mylar sleeves,As well as from pvc, pet, and laminated material.  and whether mylar sleeves is moisture proof, recyclable, or disposable.