the favourite burton bib now also with gore-tex®. the popular burton avalon bib is now also available with a gore-tex® membrane. you get the style and advanced features of your favourite bib with the full performance of gore-tex®. there are no more limits to you and your adventures on the mountain.living lining®cold mornings and sunny afternoons, fast turns and slow lift rides - a day in the mountains is full of extremes. burton's living lining® provides automatic climate control without adding bulk or extra weight, so you can rely on consistent comfort.stay cool: when you're warm, the breathable pores in the living lining® expand to dissipate excess heat and protect you from overheating.keep warm: when you're cold, the breathable pores in the living lining® contract to trap your body heat and keep you warm longer.