This is a 50 pack of solid blue PRO MATTE Ultra Pro sleeves.  

Solid color Deck Protectors with Ultra PRO's hologram quality seal. Clear side uses non-glare matte material for softer feel and smoother shuffle. Stores and protects standard sized cards. 50-count pack. All Ultra PRO Deck Protectors are archival-safe and acid-free.

Note that 50ct packs may be interchanged with 100ct packs when ordering 2 or more.