Born on Boston Harbor. Ready for Anywhere.

  • Elements Collection

    Elements Collection

    Built for everyday movement, the Elements Collection strips things back to what...

  • Classic Collection

    Classic Collection

    The original Seaport look. The Classic Collection features our signature logo and...

Heavyweight Sweatshirts & Hoodies

Premium heavyweight hoodies built for the harbor climate

  • Man at waterfront wearing Black hoodie with 'Seaport' text

    Black SuperHeavy Hoodie

    Black SuperHeavy Hoodie

    $95.00
    $95.00
  • Elements Gray Hoodie

    Elements Gray Hoodie

    Elements Gray Hoodie

    $85.00
    $85.00
  • Elements Hoodie in navy blue with embroidered patch on sleeve and no chest logo.

    Elements Blue Hoodie

    Elements Blue Hoodie

    $85.00
    $85.00
  • Elements Black Hoodie

    Elements Black Hoodie

    Elements Black Hoodie

    $85.00
    $85.00
  • Woman at city marina wearing pink-coral sweatshirt with SEAPORT text

    Pink-Coral Crewneck Sweatshirt

    Pink-Coral Crewneck Sweatshirt

    $85.00
    $85.00
  • Man walking on Harbor in Gray sweatshirt with 'SEAPORT' text on it

    Gray Crewneck Sweatshirt

    Gray Crewneck Sweatshirt

    $85.00
    $85.00
1 6
View all

Shirts

Premium heavyweight tees and long sleeves ready for life on the harbor.

1 6

Inspired by Boston Harbor, Seaport creates premium heavyweight apparel designed for coastal weather and everyday wear.

We started with a kiosk at Boston Fish Pier in the Seaport District.

Built from a converted shipping container, it reflects the city harbor environment that continues to inspire the brand today.
Directions & Retail Schedule

The Outer Layer — heavyweight essentials inspired by Boston Harbor

From Boston Harbor

Stories Inspired By Boston Harbor And The Urban Coastal Lifestyle.
  • Woman in Boston wearing seaport swimming & diving sweatshirt

    How to Layer for Boston Weather

    Boston weather changes fast, especially near the water. A practical guide to layering for every season — from warm summer afternoons to cold harbor winters.

    How to Layer for Boston Weather

    Boston weather changes fast, especially near the water. A practical guide to layering for every season — from warm summer afternoons to cold harbor winters.

    Read more
  • Three people wearing Seaport hoodies

    What to Wear in the Seaport When the Weather Ch...

    Boston's Seaport weather shifts fast. A warm afternoon can turn cool and windy the moment the sea breeze arrives. Here's how to dress for it.

    What to Wear in the Seaport When the Weather Ch...

    Boston's Seaport weather shifts fast. A warm afternoon can turn cool and windy the moment the sea breeze arrives. Here's how to dress for it.

    Read more
  • Boston Harbor ferry cruise

    Is Boston Coastal?

    Yes — Boston is one of America’s great coastal cities. In fact, its identity has been shaped by the Atlantic Ocean for nearly 400 years.  

    Is Boston Coastal?

    Yes — Boston is one of America’s great coastal cities. In fact, its identity has been shaped by the Atlantic Ocean for nearly 400 years.  

    Read more
  • Foul harbor weather

    Understanding Harbor Weather

    Harbor weather is shaped by wind, water temperature, humidity, and geography. Discover the unique conditions that define life on the waterfront and why layering matters year-round.

    Understanding Harbor Weather

    Harbor weather is shaped by wind, water temperature, humidity, and geography. Discover the unique conditions that define life on the waterfront and why layering matters year-round.

    Read more
1 4