1. [Choose your size]XXL: 125-145 cm. Measure your waist (from your belly button), but not your pants.2. [Back pain Relief] - For men's lower backs, FEATOL Back Support effectively relieves pain caused by spinal problems such as herniated discs, sciatica and scoliosis. This lower back support allows you to enjoy your life without having to deal with lower back pain.3. Strong Support - With 4 strong support straps and an extra lumbar pad, the lower Back support strap provides 360 degrees of stronger support for your lower back, ensuring you maintain proper posture during workouts, as well as lifting weights or training at the gym.4.[Breathable Fabric]- Back support straps for men and women are made of breathable fabric. When you put it on, you won't feel too hot or bulky. The inner band is made of elastic neoprene rubber and can provide excellent support without restricting your movement. The outer elastic band with durable Velcro gives you a large range to adjust the belt to suit your body.5. Back support for low back pain, women's and men's back support straps, breathable low back support straps, low back pain relief for lumbar disc herniation, sciatica