复古绿色斑驳保温瓶

写实产品渲染风格，白色背景中央直立一只复古保温瓶，圆柱形瓶身覆盖斑驳蓝绿色烤漆，遍布划痕、掉漆、深褐色锈斑与陈旧污渍；顶部为灰绿色塑料螺纹旋盖，下面是深灰金属圆顶杯盖与细密螺纹颈圈；瓶身上下部各有一圈黑色罗纹金属箍带；右侧连接一根磨旧的银灰金属弧形提手，上下以铆接件固定；正面中央有黑边椭圆标签，深色底上带白色字样。正面略微侧向视角，完整展示瓶体，居中构图，柔和的棚拍光，金属高光清晰，白色纯净背景，竖幅。

Realistic product render, a vintage thermos bottle standing upright in the center on a pure white background. Cylindrical body with mottled blue-green enamel paint, scratched, chipped, rusty brown spots and aged grime. Gray-green ribbed screw cap on top, dark gray metal domed cup below it and a finely threaded neck ring. Two black ribbed metal bands around the upper and lower body. A worn silver-gray curved metal handle on the right, attached with riveted mounts. An oval black-bordered label on the front center with white lettering. Slight front-side view, full bottle visible, centered composition, soft studio lighting, crisp metal highlights, clean white background, vertical format.