When the weather is moderate and the sun is showing its face, the Apex Bionic Vest is the perfect choice. This North Face vest provides the necessary warmth for your core while allowing you to vent heat quickly. Whether you are just walking around town running errands or using it to its full potential, the Apex Bionic Vest will meet your expectations. 100% windproof and virtually waterproof TNFR Apex ClimateBlock fabric provides the necessary protection you need during your excursions. Features: Relaxed fit 100% windproof fabric DWR durable water repellent finish Reverse coil center front zip Secure zip Napoleon chest and hand pockets Hem cinch cord Media compatible Center Back: 27.5 Avg. Weight: 470 g 16.58 oz Fabric: 351 gm soft shell 96% polyester, 4% elastane with fleece backer Technology: TNFTM Apex ClimateBlock: Wind Resistance: 0 CFM Usage: For aerobic activity in more severe weather conditions TNFTM Apex ClimateBlock is the most protective TNFTM Apex fabric. Virtually waterproof and windproof, the fabric also maintains a comfortable level of breathability. bluesignR Approved Fabric: The blue signR standard is a rigorous, independent system that ensures that factories address harmful chemicals at the fabric level and meet demanding requirements for consumer and worker safety, efficient resource use, and environmental protection. The bluesignR system also requires that mills meet the U.S. Consumer Product Safety Improvement Act CPSIA, the European REACH Registration, Evaluation, Authorization and Restriction of Chemicals protocols and all other relevant requirements. For each individual product, the bluesignR standard has strict criteria: At least 90 percent of the product must be made from bluesignR approved fabric in order for it to receive the bluesignR approved fabric label.