Concept
With the ystudio letter set, write a letter and retain a copy for yourself using a carbonless copy system. 

Description
The set contains 13 sheets of letter paper, the first 10 are paired with carbonless copy paper in the back. You can use the extra 3 letter papers freely, such as writing a letter to yourself. The set also comes with 5 envelopes.

Specs
Material: Paper, Brass
Specs: 150mm x 230mm x 5 mm

Use & Care
1. Write a letter.
2. Tear off the original letter.
3. Enclose original letter into envelope and send it, keep the copy as momento.