Amazon has Ultra Pro Clear Thick Card Sleeves, 100-Count on sale for $1.50. Shipping is free with Prime or on $35+ orders.
Features:
- 100-Count Archival-Grade Premium Card Sleeves for Thick Cards
- Holds cards up to 130pt thickness
- Protects your collectibles from scratches
- Ultra Clear Polypropylene. No PVC and Acid-Free