Set of 9 clipper guards and combs to preset the cutting depth of your small clippers Combs have metal "teeth" with a plastic snap-on attachment Metal toothed combs fit all standard size (approx 2" x 2" wide) snap-on A5 clipper blades, sold separately. Useful for blending hair on livestock and pets Easy to slide on/off Note: Guards cannot be used with wide, blocking or blending blades. Blades and clipper sold separately Set of 9 clipper guards and combs to preset the cutting depth of your small clippers. Combs have metal "teeth" with a plastic snap-on attachment. Metal toothed combs fit all standard size (approx 2" x 2" wide) snap-on A5 clipper blades, sold separately. Note: Guards cannot be used with wide, blocking or blending blades. Quickly adjust the cutting depth of small clipper blades (sold separately). Useful for blending hair on livestock and pets. Metal teeth of each comb slide through fiber. Each caddy includes 9 guards.