Looking for a family-friendly activity? Visit The Marine Mammal Center's hospital and visitor center in Sausalito, California! Tickets are free but must be reserved online in advance. For important health and safety policies and to reserve your tickets, see MarineMammalCenter.org/visit.

Collection: Decade Design

Created for the Center's 10-year anniversary in 1985, this one-of-a-kind design features the regal profiles of 10 sea lions. Over 30 years later, it remains one of our most popular designs!
11 products
  • Pin - Decade
    Rectangular lapel pin with 10 sea lion profiles in white, gray, tan, and brown. Text
    Regular price
    $4.95
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    $4.95
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  • Organic Decade T-Shirt - Black
    Black t-shirt with design of ten sea lion profiles in brown, gray, tan, and white and text
    Regular price
    $29.95
    Sale price
    $29.95
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  • Mug - Decade
    Black porcelain mug with 10 sea lion profiles in white, gray, tan, and brown printed on outer surface. Text
    Regular price
    $12.95
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    $12.95
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  • Decade Hooded Sweatshirt
    Black hooded sweatshirt featuring design with 10 sea lion profiles in white, gray, tan, and brown on front. Text
    Regular price
    $54.95
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    $54.95
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  • Organic Decade T-Shirt - Gray, Fitted Cut
    Gray t-shirt with design of ten sea lion profiles in brown, gray, tan, and white, and text
    Regular price
    $29.95
    Sale price
    $29.95
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  • Youth Decade T-Shirt
    Heather gray youth t-shirt with ten sea lion profiles in white, gray, tan and brown. Text
    Regular price
    $17.95
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    $17.95
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  • Youth Decade Sweatshirt
    Black crew-neck sweatshirt featuring design with 10 sea lion profiles in white, gray, tan, and brown on front. Text
    Regular price
    $28.95
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    $28.95
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  • Decade Long-Sleeve T-Shirt
    Black long-sleeve t-shirt featuring design with 10 sea lion profiles in white, gray, tan, and brown on front. Text
    Regular price
    $32.95
    Sale price
    $32.95
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  • Decade Crew-Neck Sweatshirt
    Black crew-neck sweatshirt featuring design with 10 sea lion profiles in white, gray, tan, and brown on front. Text
    Regular price
    $49.95
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    $49.95
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  • Keychain - Decade
    Wooden keychain with silver clip depicting an outline of 10 sea lion profiles and the words
    Regular price
    $9.95
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    $9.95
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  • Decade Design Socks
    Gray mid-calf socks with 9 sea lion profiles in white, gray, black, brown, and tan.
    Regular price
    $9.95
    Sale price
    $9.95
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    $10.95
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