The Brush Tuff Extreme Waders by Lacrosse were designed with the needs of waterfowl hunters in mind. They feature a combination of spandex and Lycra to provide a durable exterior which is resistant to the rigors of thickets, branches and other types of abrasion. The Brush Tuff Extreme Waders also have 1600G of Thinsulate insulation, with 5mm of neoprene and fleece to keep the cold out. In addition, the Brush Tuff Extreme Waders are given the Realtree MAX-5 camouflage, and have a built in shell holder in the chest. Features of the Brush Tuff Extreme Waders:1600G of Thinsulate insulationRealtree MAX-5 camouflageBuilt in shell holder in chest Reinforced knees and seat Lacrosse Brush Tuff Extreme ATS Realtree Max-5 1600g Wader 700055, 11K