- Velcro arm strap.
- 3 Panel sizes: 5-1/2" x 4-1/4", 3-1/2" x 4-1/4", 3-1/2" x 4-1/4".
- Allows you to wear it on your wrist.
- Replaceable pencil with safety leash.
- 2 lead pencils and 3 O-rings included.

Specifications 

• Width (in): 1
• Height (in): 8
• Depth (in): 13