Bilt Blast 2 Waterproof Jacket The Bilt Blast 2 Waterproof Jacket is designed for the commuter rider who logs plenty of miles and variable weather conditions. It can be used as a 4-season jacket for locations with mild summers or 3 seasons for all but high humidity or high heat summers thanks to its direct body vents that allow airflow to pull through and remove heat buildup. Construction: 600D With 1200D Reinforcements Thermally mapped zip-out drop liner with 80-100gm Body and 60gm in arms Waterproofing: Taped and sealed floating waterproof liner 5.5cm rain flap behind main zipper Vents use Stormguard to keep water from pushing into zips at highway speeds Ventilation: Direct to body vents at torso and back through Torso direct body vent opening system to hold open torso vents Protection & Safety: Vented Axial AX1 CE Level 1 shoulder and elbow armor Pocket for optional Axial back protector (sold separately) Size MD Axial AX1 and AX2 back protectors fit all sizes Blast 2 Jackets Comfort: Accordion stretch panels at shoulder and elbows Reflective accents that help define the human form Waist length cut Pockets: 2 zippered hand warmer pockets Wearers left interior zipper Napoleon pocket Left zipper pouch pocket (In Thermal Vest) Right smart phone pocket (In Thermal Vest) Other features: YKK zippers Jacket-to-pant short connection zipper Jacket-to-pant connection loops Branded rubberized snaps Fitment note: Video model is 6', 220 pounds with 44 chest in size LG.