Free Shipping in U.S. | Made in Maine

12 Hour Period Protection

Swim, run a marathon or sleep in with up to 12 hours of leak-free period protection.

Three Sizes

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"I’ve tried many many cups and Casco is the best cup ever. So comfy, can't feel a thing when wearing, no pressure, no cramps." - Amy

Plastic and Chemical-Free

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Aqua Case Included

Throw it in your purse or leave it in your medicine cabinet. Every Casco Cup comes with an Aqua Case.

Medical-Grade Silicone

Made in Maine

We design and manufacture all Casco Cups in Maine. No far-away factories or unknown additives ever.

About Us

Lasts 10+ Years

That's 2,400 tampons you aren't putting in your body or in a landfill.

"Day 2 and I'm in love. They are beautifully made, soft, easy to use, and love the case."