Safeyear working belt are made of durable nylon & polyester. Application including construction, road & building workers, logistics, mechanics, factory workshop, garden & other waist protection workplaces etc. The working belts can be adjusted according to different body shapes. All working belt are sewn with reflective strips to improve the safety of workers in dimly lit workplaces. Safeyear working belt has functions such as ventilation, waterproof, lightweight, and comfortable. Each type of Safeyear working belt comes with Velcro for workers to wear more conveniently.