Happy Birthday Decor STL – 3D Printable Layered Birthday Sign

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About This Product

Digital STL file for a layered Happy Birthday sign with script lettering, heart cutouts and a floral accent. Print, assemble and reuse for parties, dessert tables and photo displays.

Overview

Celebrate a special day with this charming Happy Birthday Decor STL. This decorative 3D printable sign pairs elegant script-style "Happy" lettering with bold "BIRTHDAY" text, playful heart cutouts and a heart-and-floral accent for a cheerful birthday display. The layered lettering creates a stylish dimensional look, while the sturdy rectangular base keeps the sign standing steadily on tabletops, party tables, shelves, dessert displays, entryways and birthday photo areas.

Key Features
  • Decorative Happy Birthday sign in STL format
  • 3D printable birthday decoration for home and party use
  • Elegant script-style "Happy" lettering
  • Bold dimensional "BIRTHDAY" text
  • Heart-shaped decorative cutouts
  • Floral and heart accent details
  • Sturdy rectangular display base
  • Smooth rounded edges
  • Modern minimalist appearance
  • Layered design for a dimensional effect
  • Great for tabletop, party table, dessert table and shelf displays
  • Works well for birthday photo setups and backdrops
  • Reusable for multiple celebrations
  • Digital product only – STL file format

Color Customization Print your sign in white, cream, ivory, pink, gold, silver, pastel tones or vibrant party colors to match your celebration theme. For an elegant look, use a single neutral color. You can also print the lettering, base and decorative elements in different colors to create a personalized layered effect.

3D Printing Information This is a digital STL design intended for 3D printing. The model is designed as a decorative birthday display that can be printed and assembled or displayed according to the provided model structure. Adjust scale, layer height, infill, wall thickness, supports and other slicer settings according to your preferred printer, filament and desired finish. The finished decoration can be displayed on tables, shelves, countertops, dessert stations, party backdrops or other flat surfaces.

Please Note This is a digital STL product only. No physical birthday sign, decorations or accessories are included. A compatible 3D printer and printing materials are required to create the physical product.

Regular License
100 Credits
Quality verified
Use for a single project
Non-paying users only
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hao hao
5.0
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Last Update: 10/13/2026
Published: 10/13/2026
Category: 3D Printing

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