---
product_id: 293075399
title: "Happy 21st Birthday Pop-Up Greeting Card Original Second Nature 3D Pop Up Cards"
brand: "second nature pop ups"
price: "592888₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/293075399-happy-21st-birthday-pop-up-greeting-card-original-second-nature
store_origin: VN
region: Vietnam
---

# Instant 3D pop-up activation Compact size: 21x25cm open Finger guides for easy open/close Happy 21st Birthday Pop-Up Greeting Card Original Second Nature 3D Pop Up Cards

**Brand:** second nature pop ups
**Price:** 592888₫
**Availability:** ✅ In Stock

## Summary

> 🎈 Pop into the party with a card that leaps to life!

## Quick Answers

- **What is this?** Happy 21st Birthday Pop-Up Greeting Card Original Second Nature 3D Pop Up Cards by second nature pop ups
- **How much does it cost?** 592888₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/293075399-happy-21st-birthday-pop-up-greeting-card-original-second-nature)

## Best For

- second nature pop ups enthusiasts

## Why This Product

- Trusted second nature pop ups brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Personalized Touch:** Includes a gift tag and side panel for your heartfelt handwritten message—make your 21st truly unforgettable.
- • **Effortless Interaction:** Pinch the finger guides to easily open or close the card, making your message reveal smooth and memorable.
- • **Versatile Decor Element:** More than a card—use it as a chic table centerpiece or balloon holder to elevate your party vibe.
- • **Instant Celebration Magic:** Elastic band triggers a stunning 3D pop-up the moment the card is removed from its envelope—surprise guaranteed!
- • **Handcrafted British Design:** Over 50 intricate folds and cuts with hand-added details create a unique, artisanal keepsake.

## Overview

The Happy 21st Birthday Pop-Up Greeting Card by Second Nature Ltd is a meticulously crafted 3D card that springs open instantly via an elastic band mechanism. Measuring approximately 21x25cm when open, it features finger guides for easy handling and includes space for a personal message. Designed in the UK with over 50 folds and hand-applied details, this card doubles as a decorative piece for celebrations, making it a standout gift for milestone birthdays.

## Description

This unique elasticated 3D card automatically jumps to life when removed from it's envelope for those occasions where you really want to show someone they are special and with your added special message, it is not just a card it is a wonderful personal gift to treasure. This 21st Birthday Pop Up has been beautifully created with a fun birthday theme. The Pop Ups can be used for so much more, why not use them as part of a table arrangement to hold a balloon, or as part of a floral arrangement? Let your imagination run wild. This amazing card was designed in the UK and uses over 50 folds and cuts and small hand added elements to create a beautiful range of designs. It is "driven" with an elastic band which "triggers" the Pop Up to instantly open when removed from it's envelope. The card can be easily closed by pinching the finger guides marked on either side and once closed you are able to write your message and place in it's envelope for posting. Pop Ups are also available in a wide variety of occasions, ranging from Weddings to 70th Birthdays and from general Birthdays to Anniversaries. We hope you enjoy sending them as much as we enjoyed making them! Opened the Pop Up measures approx 21cm x 25cm, closed it measures approx 17cm x 12cm.

## Features

- This unique 3D card jumps to life when removed from it's envelope
- It is "driven" with an elastic band which "triggers" the Pop Up to instantly open when removed from it's envelope
- The card can be easily closed by pinching the finger guides marked on either side
- Gift Tag & small side panel available for a hand written personal message
- The Pop Ups can be used for so much more, why not use them as part of a table arrangement to hold a balloon, or as part of a floral arrangement?

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Second Nature Ltd |
| Brand | Second Nature Pop Ups |
| Item Weight | 1.94 ounces |
| Product Dimensions | 8.66 x 5.12 x 0.1 inches |
| Item model number | POP187A |
| Color | Pink |
| Number of Items | 1 |
| Size | Open : 210 x 250mm (approx) / closed : 170 x 120mm |
| Manufacturer Part Number | POP187A |

## Images

![Happy 21st Birthday Pop-Up Greeting Card Original Second Nature 3D Pop Up Cards - Image 1](https://m.media-amazon.com/images/I/71oWexaghgL.jpg)
![Happy 21st Birthday Pop-Up Greeting Card Original Second Nature 3D Pop Up Cards - Image 2](https://m.media-amazon.com/images/I/81lQf8c+5+L.jpg)
![Happy 21st Birthday Pop-Up Greeting Card Original Second Nature 3D Pop Up Cards - Image 3](https://m.media-amazon.com/images/I/91zA9vxg9HL.jpg)
![Happy 21st Birthday Pop-Up Greeting Card Original Second Nature 3D Pop Up Cards - Image 4](https://m.media-amazon.com/images/I/81eUnDsu34L.jpg)
![Happy 21st Birthday Pop-Up Greeting Card Original Second Nature 3D Pop Up Cards - Image 5](https://m.media-amazon.com/images/I/71K6HZx2IYL.jpg)

## Frequently Bought Together

- Happy 21st Birthday Pop-Up Greeting Card Original Second Nature 3D Pop Up Cards
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**Shop now:** [https://www.desertcart.vn/products/293075399-happy-21st-birthday-pop-up-greeting-card-original-second-nature](https://www.desertcart.vn/products/293075399-happy-21st-birthday-pop-up-greeting-card-original-second-nature)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-02-12*