Based on this product's specifications, here are some alternatives and similar models
Weight training belt HMS PA3449, size L — supportive lifting belt for gym and powerlifting
Summary description:
HMS PA3449 is a size L weight training belt designed to provide lumbar support during heavy lifts. Intended for gym workouts and powerlifting, it helps stabilize the core and reduce strain on the lower back while performing squats, deadlifts and other compound movements. Simple, durable construction suits regular training and improves lifting posture.