Fits all FX890, FX870, FX825, and FX673N

Fiberglass-reinforced nylon for strength and durability

Metal clip firmly secures the clipper guard onto blade

Set includes 8 sizes: #.5 (1/16"), #1 (1/8"), #1.5 (3/16"), #2 (1/4"), #3 (3/8"), #4 (1/2"), #5 (5/8"), #6 (3/4")