I am selling these items to organize my belongings. ★Free shipping. ★These are old Showa-era vinyl bags, but they are unused and unopened (see photos). ★I think they should be fine to use. xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx "Showa Era Freezing Pack 10 sheets x 10 bags = 100 sheets" Freezer storage / Microwave safe / Mainichi Newspaper / Retro The dimensions of one vinyl bag inside (see photo 8) are: Length: 35 cm Width: 25 cm Measurements are approximate. xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx They are very old, but unopened, so please consider. Shipping will be in simple packaging (wrapped in a vinyl bag), and I plan to use Yu-Packet Post or Mini-bin. Please ask any questions in the [comments] section.