The Cartel Manfred kids ski or snowboard jacket is designed with the best quality. It is fully seam sealed and crafted with a waterproof rating of 10,000mm with up to 80g of SuperSoft Insulation packing out this ski jacket, your little one will always be warm enough. Even if it does get a little toasty up there, the 10,000g/m²breathability rating and arm vents mean there won't be sweating