The MTN Guide MW Hybrid Jacket offers ideal insulation conditions for summer. We have utilized our proven body mapping to combine two of the best performance technologies into an incredibly versatile product. The synthetic Primaloft® Gold Active Plus+ keeps your body warm even in damp conditions, while Polartec® Powergrid™ on the forearms and back ensures temperature regulation and comfort, whether you're moving quickly or carefully contemplating the next steep slope. For all-day comfort – your ideal thermal layer for a summer hike in the mountains. This hybrid jacket provides maximum heat-insulating versatility for summer, adapting to conditions and keeping you on the move without the need for multiple layers.