CMF variants: Reinvent your sampling workflow with Nano Banana
Quick intro
Changing colors or finishes used to take weeks and cost a fortune. With Nano Banana, upload a base render and produce multiple color/material options in seconds. Preview and compare before committing to tooling or paint — saving significant time and money.
How it works
Operation
- Upload a plain product render (e.g., white earbuds against a clean background).
- Describe the color and material changes you want.
- Nano Banana keeps shape and geometry intact while generating the variations.
- Review and pick the winners.
Prompt examples
Chinese prompt (for reference; use English in practice)
保持无线耳机形状不变。生成6个变体:
- 亮面钢琴黑配银色装饰
- 哑光柔和粉
- 透明外壳,内部组件可见
- 金属海军蓝配拉丝纹理
- 纯白配玫瑰金装饰
- 迷彩绿运动版
Recommended English prompt
Keep the wireless earbuds shape unchanged. Generate 6 variations:
- Glossy piano black with silver accents
- Matte pastel pink
- Transparent shell with visible inner components
- Metallic navy blue with brushed texture
- Pure white with rose gold trim
- Camouflage green sports edition
Output examples
Before & After

Caption: Left — a white base render. Right — six CMF variants: piano black with silver accents, matte pink, transparent shell, metallic navy with brushed texture, white with rose‑gold trim, and a camo sports edition.
More samples

Caption: Glossy piano‑black earbuds with silver accents.

Caption: Soft matte pastel‑pink finish.

Caption: Transparent housing revealing inner electronics.

Caption: Metallic navy with a brushed finish.
Prompt breakdown
Keep the wireless earbuds shape unchanged— Core constraint; color/material only, geometry stays consistent.Generate 6 variations— Be explicit about count.- Structured list of changes — Each line defines a clear CMF recipe (e.g., color + finish + accents), making the outcome precise and comparable.
Why it matters
- Save substantial sampling time and cost. Use AI to shortlist a few winners before any physical samples.
- Accelerate market validation. Create CMF boards for internal reviews, focus groups, or early marketing assets.
- Unleash creativity. Explore bold combinations without worrying about prototyping overhead.