All-day wearable back support belt helps bring fast pain relief for your aching back. Revolutionary approach with nodules that press into your lower back, this back brace reminds you to stand up straight to help you improve posture. Triggers muscle activation, helping to support and correct the spinal column to a neutral pain-relieving position. Adjustable to fit waist sizes up to approximately 57”. Import measures approx. 50”x 6” and made of neoprene polyester and EVA. Lightweight one-touch closure provides a perfectly comfortable fit, every time. Shown inside out for demonstration purposes.