4mm tip brush guides smoothly without skipping, smudging, or pulling. Dark and intense color lasts all day. 3 colors to create different and fascinating makeup looks. Ultimate-stay-complex is proven to be effectively sweat-proof, sebum-proof and waterproof for 24 hours. Creates both outer and inner eyeliners for immediate contouring effect. Big, beautiful look that lasts all day long. Usage: Apply at the root of the lashes, from the middle of the eye to the outside corner of the eye, then from inner eye corner to the middle.