• Ultra-warm 400g PrimaLoft® Bio™ insulation, which is biodegradable and made from 100 per cent recycled materials, keeps feet warm even in colder temperatures
• PFAS-free waterproof membrane keeps your feet dry
• Shank provides the additional stability you need on the trails
• Soft, ultra-light PHORENE™ midsole for bounce and energy return
• Innovative, distinctive outsole with Michelin rubber, multi-directional grooves and two distinct zones for grip, durability and support

Even on the coldest winter days, you can still reconnect with nature in the ECCO ULT-TRN, a Scandinavian take on the classic leather hiking boot. With 400g PrimaLoft® Bio™ insulation and the PFC-free waterproof membrane, your feet will stay warm and dry when you hit the trails.Product Code: 824313-51338-