Cervical mucus is a fluid made from glands inside of tiny crypts in the cervical canal. It lubricates the vagina and provides a less-hostile environment for sperm than the natural vaginal environment.
Armband Size Guide
Upper arm circumference
How to Measure
Size chart
| Size | Inches | cm |
|---|---|---|
| Standard Armband | 8.5″ – 15.5″ | 21.5 – 39 cm |
| Extra-Long Armband | 12.5″ – 18.5″ | 31.5 – 47 cm |
