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Dark navy cotton facemask with simplified image of a sea lion head and "The Marine Mammal Center" in the middle of the mask.

Navy Blue Sea Lion Face Mask

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This comfy, 100% cotton 2-layer mask is generously sized for maximum coverage. The purchase of this mask supports The Marine Mammal Center as well as local small business CULK, a graphic design and screen printing business located in San Francisco.

We'll cover shipping on masks shipped within the United States!


  • 100% cotton.
  • Flat 2-layer mask, non-adjustable.
  • Non-medical grade.
  • Washable and reusable. Please wash before use.
  • Made and printed in the USA.
  • Available in adult and youth sizes.
    Adult size: 7” x 5.5” (excluding ear loops)
    Youth size: 6” x 4” (excluding ear loops)

For health and safety reasons, this item cannot be returned or exchanged.