Menstrual cups are a safe, environmentally friendly option for people with periods, study says | CNN
Sustainable Period Products: How to Make Your Period Better for the Environment | Teen Vogue
Menstrual cups are a cheaper, more sustainable way for women to cope with periods than tampons or pads
The Best Menstrual Cups to Save Money & Cut Down on Waste | StyleCaster
Menstrual Cups: How to Use, Benefits, and More
Best Menstrual Cups For An Environmentally Friendly Period Experience
What is a menstrual cup? - HealthyWomen
Amazon.com: Viv Menstrual Cups with Ring for Easy Removal - Soft and Flexible Medical Grade Silicone Cup for Light and Heavy Flow - Sustainable and Reusable Period Cup Wear for 12 Hours (