The Madison Alpine LS Jersey. Developed over 2 years with the Madison Saracen Factory Race Team, this jersey stands up to the fastest tracks in the world. Madison Alpine LS Jersey Features Constructed from lightweight fast wicking polyester fabric to keep you dry and comfortable The fabrics 4-way stretch construction allows for unrestricted movement in the saddle Sublimated prints don't add bulk to the jersey and won't fade over time Low profile Lycra cuff for maximum comfort The flat mesh rear neck panel aids air flow without any bulk, ideal when you're wearing a neck brace Underarm mesh panels provide a cool flow of air