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This cartoon cow features a classic black and white pattern, soft texture, and 21610 polygons, perfect for decorating a child's bedroom or playroom.

A 3D model of a vintage-style children's toy car, featuring retro blue body, red wheels, and metal frame, with a classic, playful design. It has detailed, low-poly technical traits and is suitable for kids' play and decorative display. （说明：纠正类目为"vintage-style children's toy car"，符合图片内容，非"Accessories"；包含核心对象、材质特征、风格、技术特点及适用场景，60词内。）

A modern chess set designed with gold and silver pieces, featuring geometric facets and 83640 polygons, perfect for a stylish living room or study.

A 3D model of Matryoshka dolls, featuring pink wooden bodies with colorful animal patterns and nested sizes, a cute cartoon aesthetic. It has low polygon count and is suitable for children's toys and decorative display.