ADJUSTABLE LENGTH: Don't worry about the wrong size! Our hair trimmer template has an adjustable circular design, suitable for adults and children. It's a great option for those who want to achieve DIY haircuts at home. WORKS PERFECTLY: Our neck shaving stencil is made of skin-friendly silicone and elastic material, specifically designed to comfortably fit the shape of the back of your neck. Trim your hair along the neck hair guide without the help of another person, keeping your haircut neat by removing excess hair. The sufficient thickness helps prevent the razor from slipping, ensuring a clean and precise trim. NON-SLIP & EASY TO USE: The upgraded silicone adheres tightly to the skin, making the shaving template easy to use on various necklines. It stays in place without needing extra hands to hold it. Best used with a razor, hair trimmer, clipper, or shaver. Any regular shaving razor glides effortlessly across the matte exterior. The design allows the razor to cut only the hair below the edge, protecting your skin. PORTABLE AND EASY TO CLEAN: This neck hairline shaping tool is durable, lightweight, and fits easily in your bathroom drawer or travel kit. Washable and simple to clean, it makes maintaining your haircut convenient at home or on the go—ideal for travel, vacations, or business trips. SAVE TIME AND MONEY: Avoid frequent barber visits that take time and add up in cost. This neckline shaving guide is a valuable addition to your at-home grooming toolkit, helping you save both time and money.