A trimmer is a grooming tool designed for precise hair cutting and shaping. It typically features a small, motorized blade that can be adjusted for different lengths, making it ideal for maintaining facial hair, body hair, and even hairlines. Trimmers are often used by individuals who prefer a well-groomed appearance without the need for a full haircut. Many trimmers come with various attachments and settings, allowing users to customize their grooming experience. They are popular among both men and women for tasks such as beard trimming, mustache shaping, and body hair grooming. Brands like Philips, Braun, and Wahl are well-known for their quality trimmers.