The Comfo-R Trouser is a top of the range Z liner stretch Cordura® 500D shell fabric trouser. This trouser has all the advantages of the quality Rukka brand including build, comfort, style and reliability. Plus you have the top of the range waterproofness from Gore-Tex all backed up with a UK only upgradable 6 year warranty, available when you register the product. Gore-Tex take the warranty one step further with a life time warranty.