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Original Price $8.40 Comp. value
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Mathematics Formula Keychain

4.6 out of 5 stars rating
5372 Total Reviews |
by
Qty:
Style
Aluminum Square
-$1.70
+$16.05
+$16.05

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About Keychains

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Keychain
Create your own from scratch

Style: Metal Square Keychain

Keep your keys safe and spectacular with this sturdy aluminum keychain from Zazzle. Beautifully printed on both sides, you can choose from thousands of designs, or personalize it with your own photos, text or unique designs. Label your car keys or keep a family photo of loved ones close to you at all times, these personalized keychains are light and waterproof.

  • Dimensions:
    • Measurements: 2.25” x 2.25"
    • Depth: 0.045"
    • Weight: 0.05 oz.
  • Full-color, full-bleed printing
  • Silver colored metal key ring with plastic snap ring
  • Light and waterproof
Designer Tip: To ensure the highest quality print, please note that this product’s customizable design area measures 2.25” x 2.25". For best results please add 1/16" bleed

About This Design

Mathematics Formula Keychain

Mathematics Formula Keychain

Carry inspiration everywhere with this round keychain, featuring a colorful mix of mathematical formulas, equations, and geometric designs. Perfect for students, teachers, and STEM enthusiasts, this lightweight accessory highlights a love for learning on the go.
InfinitoAttivo
Artwork designed by
Livorno , Italy
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Customer Reviews

4.6 out of 5 stars rating5.4K Total Reviews
4176 total 5-star reviews779 total 4-star reviews209 total 3-star reviews113 total 2-star reviews95 total 1-star reviews
5,372 Reviews
Reviews for similar products
5 out of 5 stars rating
By Ken A.June 23, 2025 • Verified Purchase
Premium Round, Large (2.125")
It is VERY NICE! I Like it a Great Deal! A+!
5 out of 5 stars rating
By Rhonda W.September 27, 2022 • Verified Purchase
Aluminum Square, 2.25" x 2.25"
Creator Review
Well made and sturdy. Colors turned out great. Great product.
5 out of 5 stars rating
By Austin F.December 24, 2023 • Verified Purchase
Aluminum Square, 2.25" x 2.25"
Zazzle Reviewer Program
Perfect in every way possible! I’m so happy! I can’t wait to order more. So glad I found this website .

Tags

Keychains
keychainmath loverstem giftscience themeequation printgeometric designstudent accessoryteacher presentacademic flairunique keyring
All Products
keychainmath loverstem giftscience themeequation printgeometric designstudent accessoryteacher presentacademic flairunique keyring

Other Info

Product ID: 256330747677099487
Created on: 8/26/2025, 5:13 AM
Rating: G