Lightweight and breathable 100% Nomex® III 3 layer construction for maximum comfort and safety. Exclusive 2 panel ergonomic arm and leg construction for maximum comfort in the driving position. Design concealed extractor handles, optimized for use with HANS device. 100% Nomex® III underarm stretch panels. Concealed lined pockets. Anatomical lumbar stretch panel for superior flexibility. Soft and ergonomic collar. Internal flat seam construction for added comfort. FIA and SFI 5 rated