This product helps correct bad posture by promoting proper walking, encouraging good habits, and supporting the spine's natural physiological curve to protect the spine. Material is light, thin, soft, and comfortable, with elasticity and flexibility for a good fit and lasting comfort. Helps improve breathing, relaxes muscles, and straightens the neck, spine, and head for better alignment. Light and breathable, it can be worn close to the body, effectively loosening the back, preventing excessive bending, and encouraging a straight sitting posture. Key benefits Function: posture correction, spinal curve support, breathing improvement, and muscle relaxation. Material: light, thin, soft, with strong elasticity and flexibility. Performance: supports upright alignment of neck, spine, and head; comfortable for extended wear. Wearability: designed to be worn close to the body and breathable for daily use. Use scenarios At a desk or computer workstation to maintain an upright sitting posture during long work or study sessions. During commuting or travel to help keep the spine aligned while sitting in a vehicle or on public transit. During light daily activities such as walking or running errands to promote straight posture and reduce slouching.