Whether you're base jumping or holding down the base, these Marmot Base Layer clothing selections are sure to do the job. Mid and lightweight shirts and pants are available in a large selection sure to fit your every need. The Marmot Men's Midweight Crew LS Shirt provides a breathable and warm cover while giving the appeal of an outer-layer. For women, there is the Marmot Women's Lightweight Zip Neck LS available, which offers the same protection and versatility.
For the other 50% of your body, I give you the Marmot Men's Midweight Bottom. This special Marmot Base Layer is ideal for cold weather layering, sure to provide you with years of breathable warmth for your bottom half. With elastic cuffs and fabric stretch, this will form to every contour of your legs. Of course I can also inform you that there is a lightweight version, in case you plan on hiking, bouldering, or running in warmer weather.
I know you're an intelligent individual, so I will let you roam freely around the Marmot Base Layer products to find exactly what you're looking for.