Christmas Surprise Box | Pop-Up Santa Gift Box

Description

This Christmas Surprise Box delivers a festive reveal in one simple pull.
Lift the ribbon on the lid, and the four side panels spring open under rubber-band tension while Santa pops up from the base, instantly turning a small gift box into a joyful holiday moment.

Designed for easy printing and assembly, this model uses smart mechanical details to keep the build simple while maximizing the surprise effect. It works great as a Christmas decoration, a desk display, or a fun gift box for kids and friends.

Key Features

• No extra hardware required
  All hinge joints are assembled using filament as pins. No metal rods or special parts needed.
• Powered by just two rubber bands
  The entire opening and pop-up action is driven by only two rubber bands, keeping the mechanism simple, reliable, and easy to assemble.
• Smooth flipping with minimal tuning
  If any joint feels tight due to print shrinkage, lightly sanding the hinge area with #400–600 sandpaper will allow the panels to flip smoothly.
• Flexible Santa attachment
  The Santa figure includes a round hole under the feet for mounting with filament.
  If the fit is not secure enough, you can reinforce it using glue or an M2.2 × 10 self-tapping screw.
• Two printing configurations included
  Optimized profiles are provided for both AMS and non-AMS setups, allowing fast and convenient printing on different machines.
• Easy to paint and customize
  Santa can be printed as a plain white model and colored using acrylic markers or paint. This makes customization simple and adds a warm, handmade look to the final result.

Printing Notes

• PLA is recommended for easy printing and smooth movement
• Use rubber bands with moderate tension for the best opening speed
• Light sanding on moving parts is normal for mechanical prints

Perfect For

• Christmas gifts and surprise boxes
• Holiday decorations
• Desk toys and festive displays
• Fun prints to share with kids and family

Tips & Community

If you print and paint your own Santa, feel free to share photos in the comments.
Different colors and painting styles can give each surprise box a unique personality.

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Introduction

This is a Christmas-themed surprise box that "explodes" open the moment it's pulled.
Pull the ribbon on the lid, and the four side panels quickly flip open under the tension of rubber bands, while Santa pops up from the bottom of the box, transforming an ordinary gift box into a festive surprise full of ceremony.

The model features a simple yet ingenious mechanical structure design, ensuring a strong visual effect while minimizing parts and assembly difficulty, making it ideal as a Christmas decoration, desk ornament, or small holiday gift.

Key Features

1. Only 2 rubber bands provide tension
   The entire opening and pop-up action is driven by only two rubber bands, making the structure simple, stable, reliable, and intuitive to assemble.
2. No additional hardware required
   The box's hinge joints are directly secured by filament, eliminating the need for metal shafts, springs, or other special parts.
3. Smooth flipping with light sanding
   If the joints are slightly tight due to print shrinkage, lightly sand the hinge area with #400–600 sandpaper to allow the side panels to flip open smoothly.
4. Flexible Santa attachment method
   A round hole is reserved under Santa's feet, allowing it to be secured to the bottom of the box with filament;
   If the fit is not secure enough, you can choose to use super glue or an M2.2 × 10 self-tapping screw for reinforcement.
5. Two printing configurations provided
   Both AMS and non-AMS setups are supported, adapting to different equipment for quick printing.
6. Easy to color and highly customizable
   Santa can be printed as a plain white model and then colored with acrylic markers or paints, easily achieving a finished look with a handmade feel.

Printing and Usage Tips

• PLA material is recommended for printing
• Choose rubber bands with moderate tension for ideal opening speed
• Light sanding of mechanical parts is a normal adjustment step

Applicable Scenarios

• Christmas gifts and surprise packaging
• Holiday decorations and desk ornaments
• Parent-child interaction or small toys for children
• Fun and shareable 3D printed creations during the holidays

Interaction and Sharing

If you print and color your Santa, feel free to share photos of your work in the comments section.
Different color schemes and styles will give this surprise box a unique personality.