Preinked eyebrow mapping string set designed for precise, repeatable brow mapping and other cosmetic mapping tasks. Each set includes two bottles of premarked thread for a total of 128 feet of mapping string, compactly packaged with a builtin cutter for quick, accurate preparation. Key benefits Ready to use: Preinked with cosmetic grade pigment infused with bamboo charcoal for clear, visible markings that reduce the need for additional pens or tools. Efficient preparation: Builtin cutter lets you pull and trim the exact length needed without tearing or unraveling. Precise control: Thin, strong thread provides accurate guideline placement for brows, eyeliner, scalp work, and areola mapping. Disposable and convenient: Single use thread simplifies workflow and cleanup; marks can be removed with a clean cotton pad or alcohol pad if needed. Multiple color options: Available in red, purple, pink, white, brown, and black ink to match different skin tones and technician preferences. Product features and specifications Contents: 2 bottles mapping string, 64 feet per bottle, total 128 feet. Thread length per bottle: approximately 20 meters. Bottle size: 1.18 x 3.94 x 1.18 inches (3 x 10 x 3 cm). Weight: 0.07 lb (34 g). Material: preinked thread infused with bamboo charcoal and cosmetic grade pigment. Builtin cutter included for fast, clean cutting to the desired length. How to use 1. Pull thread from the bottle and cut to the desired length using the builtin cutter. 2. Hold the mapping string taut to create a straight guideline. 3. Place the guideline where needed and step back to confirm alignment. 4. Discard used thread after one use. Typical applications Microblading and eyebrow shaping: Create exact symmetry and placement for microblading, shaping, and mapping. Permanent makeup and eyeliner mapping: Mark precise liner placement and eye proportions before treatment. Scalp and areola mapping: Use for layout and proportion guides in scalp micropigmentation and areola work. This mapping string set is compact, easy to store, and suitable for professional technicians, trainees, and athome practice where accurate, visible guidelines are required.