Building from the base layer up, Hot Chillys currently offers both body fit and relaxed fit performance apparel featuring the best moisture management and high tech fabrications available for every season and activity, whether snowboarding, climbing, skiing, snowshoeing, cycling, running or indoor fitness classes at the gym. The History of Hot Chillys Hot Chillys has led the performance apparel industry for over twenty years with moisture managing base layer technology. When founded in 1985, Hot Chillys revolutionized the ski market with performance ski “warm wear” (base layer underwear) incorporating fabric technologies previously found primarily in running apparel Today Hot Chillys, has it principal place of business in San Luis Obispo , California . Hot Chillys has maintained its own manufacturing facility with over 150 employees at this location.