Fly Racing SNX Snowmobile Jacket - Size: Large - Fully Waterproof Black / Grey Outer shell is tough 400 Denier polyester with 840 Denier reinforced areas 100 % TPU membrane is fully waterproof and breathable to keep you dry and comfortable Full taped seam liner construction Removable thermoliner has 75 grams of insulation and includes inner pocket Intake and exhaust vents to help regulate body temperature