Better Back Shark Tank, Better Back Posture Corrector Shark Tank, Back Support Belt, Posture Corrector for Chair, Relieve Back Pain & Sciatica Features 1. The support belt is designed to add extra compression around lower back to prevent back injuries from long time standing or sitting, doing housework, working, etc. Relief waist muscles ache, disc herniation, sciatica, scoliosis etc when wearing the back belt. 2. Fully adjustable straps and buckles work with any body of any shape or size. So you won't feel like being heavily wrapped and constrained like the other back braces. 3. Breathable mesh design and polyester fabric is skin-friendly enough. The stretchy, fabric automatically conforms to any body shape, so you get a natural fit. 4. It is breathable enough to ensure that air can circulate to the skin for a cool effect that keeps sweat away from your body. Lightweight, breathable material will not retain heat. 5. Suitable for people with cold waist, numbness and soreness in the waist, and people who are prone to fatigue. Great support belt to keep back straight for workers and students in long-term air-conditioned rooms. Specification Material: Polyester Color: Black Size: 30cmx20cmx5cm Weight: 490g Package Include: 1x Back Support Belt