Brush Tuff Extreme Waders Features Through needle grass and thickets mud and ice the Brush Tuff Extreme prevails. LaCrosse uses heavy duty neoprene and highly abrasion-resistant materials to make sure your waders last season after season. Brush Tuff Extreme Waders Specifications Double Stitched Seams 1600G Thinsulate Wader 5mm Neoprene plus Fleece Lined Brush Tuff for extra Durability Ankle Fit ATS Outsole Built-in Shell Holder and Pockets Straps convert into a Belt