1Use highquality materials, breathable and durable, comfortable to wear, neat sewing thread, doubleopen thread blank holder, fine workmanship, not easy to fall. 2Ergonomic reversestrengthened design, detachable and adjustable shoulder pads will protect your shoulders or armpits from friction. 3Provide support for the shoulders and back, which will help prevent kyphosis and spine curvature and correct poor posture. 4Can help prevent the occurrence of myopia by gently pulling it back to the shoulder to gradually restore a reasonable distance from the eyes and correct pseudomyopia. 5Relieve muscle fatigue and protect the waist, back and spine caused by weak back.
