Description: 【Versatile 3 in 1 Tool】: Combines hairline alignment, edge trimming, and measuring functions to meet the diverse needs of professional barbers, streamlining the haircutting process 【PVC Construction】: Enhancement Card made from quality PVC material that is pressure resistant and scratchproof, ensuring long time use and easy cleaning 【Precision Alignment】: Barber Line up Tool Specially designed to help barbers achieve accurate alignment of hairlines, edges, and sideburns for consistently even trims and a polished finish 【Comfortable】: Features a convenient buckle ring design for easy wearing, providing stability during use 【Sleek Professional Appearance】: Color Spray Edge Hairline Shaping Tool Modern minimalist look enhances efficiency while projecting a professional image—ideal for upscale barber services Size Chart: T shaped: 16.2cmx4.9cm/6.38inchx1.93inch S shaped: 14.9cmx11.2cm/5.87inchx4.41inch W shaped: 19.4cmx9.1cm/7.64inchx3.58inch Spring O Ring: 3cm/1.18inch Package Includes: 3 Enhancement Cards for Barbers 1 Spring O Ring Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.