Shipping Note: This item is light enough to squeeze in a bubble mailer as a USPS First Class Package.
If you'd like it to ship in a box, please select "USPS Priority Mail", any UPS rate, or flat rate shipping option
(if applicable).
Details
100 cards per pack
These are commonly called "Penny Sleeves"
You can play with them (I have) but it's a bad time.
Their main purpose is for archiving and protecting cards.