# Nano Banana Prompt: Smartphone Fashion Portrait Series

> JSON prompt template for generating 4-photo fashion model collages with AI

A structured JSON prompt designed for image models like Nano Banana to generate realistic four-photo grid fashion collages. It defines composition, subject features, wardrobe, lighting, and rendering specs for editorial-style smartphone photography. Users can swap specific JSON keys to quickly create custom e-commerce and ad creative assets.

## The prompt

{

"scene\_type": "smartphone fashion portrait series",

"composition": {

"layout": "4-photo grid collage",

"camera": "smartphone photography",

"framing": \["full body standing", "crouching pose", "casual seated pose", "upper body portrait"\],

"angle": "eye-level, natural perspective",

"aspect\_ratio": "1:1 collage"

},

"subject": {

"gender": "female",

"age": "early 20s",

"aesthetic": "extremely beautiful, sensual, candid",

"appearance": {

"skin\_tone": "smooth light complexion",

"face": "soft feminine features, natural symmetry, bright smile",

"expression": "playful, warm, confident, subtly sensual",

"eyes": "expressive, gentle gaze",

"hair": { "color": "deep black", "style": "long, loose waves", "texture": "soft, natural shine" },

"makeup": "natural glam, dewy skin, soft blush, subtle lip tint"

},

"outfit": {

"top": "white fitted sleeveless crop top",

"bottom": "loose straight-leg blue jeans",

"shoes": "casual white sneakers",

"style": "minimal, effortless, modern casual"

},

"pose\_style": "relaxed, candid, playful fashion poses",

"body\_language": "confident yet soft, natural movements, gentle sensual elegance"

},

"environment": {

"location": "minimal studio backdrop",

"background": "clean light gray seamless wall",

"floor": "neutral studio floor",

"lighting": {

"type": "soft diffused studio lighting",

"tone": "neutral",

"shadows": "soft and natural",

"highlights": "subtle skin glow"

}

},

"style": {

"photography\_type": "smartphone editorial fashion",

"visual\_tone": "minimalist, airy, modern",

"mood": "candid, sensual elegance, fresh and confident",

"color\_palette": "white, denim blue, soft gray",

"contrast": "low to medium",

"grain": "very light natural grain"

},

"rendering": {

"realism": "ultra-realistic",

"detail\_level": "high skin and fabric texture detail",

"sharpness": "high",

"depth\_of\_field": "natural",

"post\_processing": "minimal, clean, slightly soft finish"

},

"atmosphere": "modern, youthful, effortless beauty, subtle sensual charm"

}

## What it is for

- Generate multi-angle fashion portrait grids for social media ads
- Create realistic model imagery for fashion mockups without a photoshoot
- Produce reference visual assets for video generation workflows

## Key points

- Four-photo grid composition specifying distinct poses (full body, crouching, seated, upper body)
- Structured JSON parameters for easily swapping outfits, subjects, and backgrounds
- Detailed lighting and camera instructions simulating candid smartphone photography
- High-detail rendering specifications for realistic skin and fabric textures

## Pricing

Free

## Details

- Type: Prompt
- Category: [AI](https://xiry.app/topics/ai.md)
- Topic: [AI Prompts](https://xiry.app/topics/ai/ai-prompts.md)
- Open source: no
- Platforms: Web, other
- For: AI creators, digital marketers, and fashion brand designers
- Tags: prompts, nano banana, fashion, image generation, json prompt, portrait

## Why it was saved

- [@craftian_keskin, 23 February 2026](https://x.com/craftian_keskin/status/2026025920612409832): Copy-paste reusable prompt template; parameters can be swapped (outfit, look, background) to create campaign imagery on demand.

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Updated 11 October 2026. Page: https://xiry.app/resources/nano-banana-prompt-smartphone-fashion-portrait-series

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