Description: Designed the Breathable Back Support Belt with 5 stays placed around the spine, which will offer you strong vertical support to your lower back, and reduce the preure to relieve the ache. So, it's good for waist muscles ache, disc herniation, sciatica, scoliosis, etc. The back area of this Lower Back Brace is made of lightweight and breathable knitted fabric, which is easy to diipate heat, you will not sweat or feel bulky. The knitted fabric is soft and will not scratch your skin. Specifications. Name: Waist belt Material: Polyester Size L: Length and width: about 97*20cm Suitable for waist circumference 70~90cm Suitable for weight 60-80kg. Size XL: length and width: about 105*20cm suitable for waist circumference 77~97cm suitable for weight 70~90kg. Features: Breathable and sweat-absorbent, elasticity and compreion, support and protection Suitable for: driving waist protection, daily wear, training sports, waist protection Product List: Waist protection belt*1