ST-2 clip-on hair topper with silk top, mono base, and ribbon edge. Premium construction with a wide coverage area. Base: Silk top + mono + ribbon edge Base size: 16cm × 18cm (6.3" × 7.1") Hair: 100% human hair, 12" length Attachment: Pressure-sensitive clips The ribbon edge provides a soft, comfortable perimeter while the silk top ensures a natural scalp appearance at the part line.