Shampoo basin for hair washing in bed or at home. This basin lets a caregiver wash hair while the person lies down, providing a salon-like experience for bedridden patients. Drain hole design for easy water release. Pour out used water quickly and conveniently, helping to keep the washing area clean. Portable and lightweight. Move and set up beside a bed, at a chair, or at a sink; suitable for hospital, home care, or everyday use. Ergonomic for neck and shoulders. The shape is designed to reduce strain on the wearer and the caregiver during wash sessions. Suitable for children and adults. Ideal for home use with kids, as well as adults who need assistance with hair washing. Use scenarios: - At home, caregiver washes a bedridden relative without moving them to a sink. - In a hospital or care facility, provides a convenient bedside hair washing solution. - At home, parents wash their child’s hair more easily and comfortably. Note: Maintains the original scope as a practical, portable shampoo basin designed for ease of use in care settings and home environments.