... energy conservation(energy-savings), personnel protection, freeze protection and noise protection, also offer increased efficiency, lower engine ... insulation jacket consists of surface layer, insulation layer, and liner and/or anti-abrasion layer inside. Weather barrier will ... stainless steel). b). Velcro TM hook and loop strip.C). Laces and Eyeletsd). D Buckles and Belts.e). Other securement is also ...