Cardboard Gold Clear Penny Sleeves (400 Count) – Standard Trading Card Protectors, 2-5/8” x 3-5/8”

These penny sleeves from Cardboard Gold are clear plastic protectors designed for standard-sized trading cards measuring 2-5/8” x 3-5/8” (67x94 mm). Each pack contains 400 sleeves, making it a practical choice for collectors who need to organize baseball, sports, or any standard cards. The crystal-clear material lets you quickly identify cards without removing them, and the sleeves fit neatly into 3x4 top loaders, binders, and card saver holders.

Dimensions and Compatibility

How do penny sleeves protect your trading cards?

Penny sleeves create a thin barrier that shields cards from scratches, dust, oils, and everyday handling. The sleeves in this pack are made from acid-free and PVC-free materials, which means they won't cause yellowing or chemical damage over time. While they offer basic protection against surface wear, they are not rigid like top loaders — they are best used as a first layer of defense for cards that are frequently handled or stored in binders. For high-value cards, many collectors combine a penny sleeve with a top loader or one-touch holder.

Easy to Use for Any Collector

Sliding a card into these sleeves takes seconds. The open end is designed for a snug but not tight fit, so you won't risk bending corners. Because the sleeves are clear, you can stack them in a box or flip through them in a binder without removing each card. This 400-count pack gives you enough sleeves to protect a decent-sized collection right away, and the consistent quality means every sleeve slides open smoothly.

Frequently Asked Questions

Are these sleeves safe for long-term storage?

Yes. The sleeves are made from acid-free and PVC-free plastic, which meets archival standards and helps prevent damage over time. They resist moisture and dust, keeping cards clean during storage.

Do these sleeves fit all standard trading cards?

They fit cards that measure up to 2-5/8” x 3-5/8”, which covers most baseball, sports, and collectible trading cards. If your cards are thicker than typical (e.g., some foil cards), they may feel snug but still fit.

Can I use these sleeves in a binder?

Yes. The sleeves are compatible with standard 9-pocket binder pages and card saver holders. They slide in easily and stay in place.

How many cards can one sleeve hold?

Each sleeve is designed for a single card. Using more than one card can cause stress on the material and increase the risk of scratches.