Contents: 4 assorted fluorescent highlighters. Smear guard. Resists smearing of many pen and marker inks (Based on consumer surveys. Let ink dry before highlighting). Versatile chisel tip is great for highlighting or underlining. Quick-drying, odorless, and AP Certified nontoxic ink formula. ACMI AP: Art & Creative Materials Institute certified. Conforms to ASTM D-4236. sharpie.com. Uncap what's inside. sharpie.com. Also try! Sharpie Ge. Won't bleed won't dry out. Assembled in U.S.A.