Yes—our outdoor bench factory can add a slight curve to the seat to improve ergonomics. We treat this as a custom ergonomic upgrade rather than a standard flat-seat modification. The curve is usually kept subtle, such as a gentle concave profile across the seat depth or a small front-to-back contour, so it supports the thighs and helps distribute pressure without making the bench look overly sculpted. We can adjust the radius, seat depth, slope, and edge treatment according to your target users, bench style, and outdoor environment. For production, we use CNC shaping or template-guided bending for timber, controlled press forming for metal, and molded or composite profiles where suitable. The frame and seat components are engineered together so the curve does not create water traps; we add drainage gaps, chamfered edges, and weather-resistant finishes. MOQ and tooling depend on the material and structure. We can provide a 3D drawing, a sample or prototype, and an ergonomic review before mass production. If you have a sketch, target seat height, or reference chair, send it to us, and our engineering team can recommend a slight curve that balances comfort, strength, and outdoor durability.