Helly Hansen Insulated Ski Bibs. The perfect PrimaLoft® insulated winter bib pants for outdoor activities. HELLY TECH® Performance mixed with warm Polartec® upper for optimal protection. The leg length can be adjusted both up and down for a customized fit and perfect for handing down to the next kid. USE FOR: Mountaineering Resort Skiing Urban & City Life Winter Used for a couple seasons of resort skiing for my daughter, in excellent condition. Smoke-free cat free home.