I've used it a few times, and I think it's in good condition. Instruction manual included. Supports the "waist" of every worksite! What Workman can do about the declining workforce! ● Product Features ● ● Reduces back muscle usage by 38% or more (※1) (※2) ・ Increases work sustainability by reducing back muscle usage. ・ The belt's stretching and contracting force assists in lifting loads more easily. ・ The belt stabilizes the pelvis, reducing the strain on the body by allowing movement in the correct posture. ・ Support function of the belt that matches the stretching of the muscles! ● Lifting, walking, lowering, stacking! Helps with a wide range of work! ・ Warehouse management in the logistics industry ・ Loading and unloading in the transportation and moving industries ・ Picking work in the manufacturing industry ・ Stocking work in the retail industry ・ Harvesting and gardening in agriculture ・ Also for the caregiving and construction industries! Materials Polyester, nylon, polyurethane