Oxford Poly Index Card Guide Set, 3 x 5 Inches, A-Z, 1/5 Inch Cut Tabs, Assorted Colors, 25 per Set (73153) Poly construction resists wear, tear, and moisture Pre-printed A-Z headings Alphabetic 25 guides per set, 1/5 cut tabs Assorted colors include blue, green lemon, magenta and strawberry Cards measure 3 x 5 inches