Features: 1. Supports the lower back, promoting muscle relaxation and proper alignment while increasing flexibility of the stomach and back muscles through heat retention. 2. Provides abdominal support to help relieve pressure on the lower back and support the spine. 3. Breathable nylon mesh wrap with adjustable hook-and-loop front closure ensures a secure fit. Rubber tracking on the outside of the first and fifth stays helps keep the belt in place. 4. Lightweight, sleek, and low-profile design. Can be worn over or under clothing. Suitable for industrial or personal use in various professions and tasks requiring back support. 5. Ideal for mild lower back pain, strains, or sprains, and can be used as part of a rehabilitation program. The double-pull design offers strong support without feeling bulky or heavy. The inner layer is made of neoprene for comfort, warmth, and support, with a non-stretchable back panel and fin supports. Two criss-cross stretchable straps enhance compression and support while maintaining side flexibility for comfort. Helps limit excessive twisting and sudden bending movements. Recommended for individuals who lift heavy objects regularly. Specifications: Material: Polyester, Spandex, Neoprene Size: S: 90cm*22cm / 35.4inch*8.66inch; Waist: 60-83cm / 23.6-32.6inch M: 100cm*22cm / 39.4inch*8.66inch; Waist: 77-93cm / 30.3-36.6inch L: 110cm*22cm / 43.3inch*8.66inch; Waist: 90-103cm / 35.4-40.5inch XL: 120cm*22cm / 47.2inch*8.66inch; Waist: 100-113cm / 39.3-44.4inch XXL: 130cm*22cm / 51.2inch*8.66inch; Waist: 110-123cm / 43.3-48.4inch 3XL: 140cm*22cm / 55.1inch*8.66inch; Waist: 120-133cm / 47.2-52.3inch 4XL: 150cm*22cm / 59inch*8.66inch; Waist: 130-143cm / 51.1-56.2inch 5XL: 160cm*22cm / 62.9inch*8.66inch; Waist: 140-153cm / 55.1-60.2inch 6XL: 170cm*22cm / 66.9inch*8.66inch; Waist: 150-163cm / 59-64.1inch Package Included: 1 x Lumbar Support Belt