Summation Key Chain
We are greater than the sum of our parts. This key chain takes inspiration from the Greek letter, sigma. Sigma is used in mathematics to indicate the adding of parts together. Lower case sigma is also used in many engineering concepts!
- 1.5in tall plastic pendant
- Necklace Chain Material: .925 sterling silver-plated
- Necklace Chain Size: 1.2mm thickness, 51 cm (20 inches) in length
- 3D Printed in the USA
- Comes in organza bag
- Available in black.
Sigma is used in mathematics to indicate the adding of parts together in a formula. Lower case sigma is also used in many engineering concepts, especially industrial engineering.
All items are custom printed for you with a 3 day production time and shipped through USPS with 3 day shipping. Expect arrival in 6-7 days from placement of order.
Looking for another color, material, size, engraving, etc? Send us an email at email@example.com and we would be happy to work with you!