Improve your posture and relieve back discomfort with our back straps for posture. With extended adjustable straps and high elasticity, these braces are flexible and comfortable for daily wear. Wear them for 15-20 minutes for the first 3-4 days to promote long-term muscle memory. Say goodbye to slouching and hello to healthier spine. Specification: Product name: Back Posture Brace Color: Gray : Spandex high elastic fiber fabric chest circumference: S: about 71-81cm 27.95-31.89 inches M: about 81-91cm 91.89-35.83 inches L: about 91-111cm 35.83-43.7 inches Packing List: 1 x Back Posture Brace Note: Due to different lighting and screen settings, the item color may be slightly different from the picture. Due to different manual measurements, please allow 1-2cm difference in size.Discreet Under Clothing: The slim and discreet design of the posture corrector allows you to wear it discreetly under clothing without bulkiness or visibility. You can comfortably wear it during daily activities, such as work, exercise, or errands, without drawing attention to your posture correction efforts. Back Straightening Support: The back brace acts as back straightener, providing support to the lumbar spine and promoting neutral spine alignment. It helps alleviate back and discomfort associated with poor posture, muscle strain, or injury, allowing you to stand and sit more comfortably. Comfortable Wear: Made from breathable and lightweight materials, such as neoprene or elastic fabric, the posture corrector is comfortable to wear for extended periods. Its soft and flexible construction allows for freedom of movement while providing adequate support to the back and shoulders. Instant Posture Correction: With its flexible construction and supportive design, the back brace provides instant posture correction by gently pulling the shoulders back and aligning the spine. It helps train your muscles to maintain proper posture throughout the day, reducing slouching and promoting more upright position. Adjustable Design: The posture corrector features adjustable straps or closures, allowing you to customize the fit for your body shape and comfort level. This adjustable design ensures snug and secure fit for both men and women of various sizes.