Home > Clothes by Use > Shop by Brand > Gill > Gill Ocean & Offshore Gear > Gill OS1 Series

Click to enlarge

Gill OS1 Series


Built for the worst conditions imaginable, the OS1 is tough, totally weatherproof and perfectly at home on any ocean crossing. Gill's high performance 3-layer shell fabric is ruggedly durable, waterproof and highly breathable, making it perfect for extended use.
Not sure what Size you need? See our Sizing Chart.


Gill OS 22 & OS 11 Season Ending Sale.


  • Gill OS1 Jacket

    Gill OS1 Jacket

    $595.00
    Now $329.00
    Code: MGOS11J
  • Gill OS1 Trousers

    Gill OS1 Trousers

    $399.00
    Now $299.25
    Code: MGOS11T

Free Ground Shipping on Orders over $49
FREE GROUND SHIPPING*
On any order over $49
Use Promo Code:  SHIP49
Click Here to Activate The Promo Code
*EXCLUDES HAZARDOUS & OVERSIZE ITEMS
DELIVERY ADDRESS MUST BE WITHIN THE CONTIGUOUS 48 STATES ONLY. CANNOT BE COMBINED WITH ANY OTHER OFFER.
Click Here to Learn More about the Terms & Conditions