Even if your shells look like clean specimens, their delicate surfaces can harbor bacteria and debris from their aquatic life, and after a couple of days they might start to smell.

How to Clean and Re-Waterproof Technical Shells Think of your rain jacket or ski shell like a sandwich. The face fabric, or the outermost layer, is like the bread.

Even if your shells look like clean specimens, their delicate surfaces can harbor bacteria and debris from their aquatic life, and after a couple of days they might start to smell.