Based on this product's specifications, here are some alternatives and similar models
Strength Training Belt HMS size S (model 17-63-046)
Summary description:
HMS strength training belt, size S (model 17-63-046), designed to provide lumbar support and stability during weightlifting and resistance exercises. The belt reduces load on the lower back, helps maintain proper posture and core engagement, and is suitable for gym sessions, squats, deadlifts and functional training where additional back support is needed.