Oster Cryogen-X AgION Blades with Built-In Antimicrobial Protection Reduce Blade Bacteria up to 99% For All Oster Turbo & Golden A5 Size 30 - 1/50" cut/0.5mm. Blades Are Scratch and Rust-Resistant Made in USA Compatible with Oster, Andis, Conair, Wahl, and Laube detachable clippers. Catalog Part Number: 078919-026-003 Leaves hair 1/50" - 0.5mm Use between the pads of the feet Use under Oster universal comb attachments Manufactured in the USA with superior craftsmanship and pride, these blades offer the essential tool for professional results groom after groom. Cryogen-X AgION Blades have advanced, silver-based AgION antimicrobial protection built in to prevent the growth of bacteria, mold, and mildew on blade surfaces. Sealed package, brand-new, unused, unopened, undamaged item Additional Details ------------------------------ Package quantity: 1