Polyester Fill - Polyester insulation may not be as warm or light as down, but it's far easier to clean and performs better in wet conditions. If cost is a concern or you live in a wet climate, polyester insulation might be your best option.
A fill power rating measures the number of cubic inches that one ounce of that particular down will occupy, so a jacket with a 800 fill power rating will be warmer than a jacket with a fill power rating of 500.
Tailored Fit - Tailored to rock. 686's slimmest fits is designed to provide a slim street styled fit while still offering enough room for layering and proper movement when shredding.
Tailored body and sleeves.
DWR Coating - A durable water resistant finish applied to the exterior of the garment.