Stay warm with the Spyder Encore Half Zip Fleece Jacket. The collar on this jacket stands taller to provide with added warmth when you need it and the 360 degree Stretch Polyester double knit makes this a comfortable jacket and stretch fleece underarm and side body add to the comfort. The half zip allows you to unzip a little should things get a tad stuffy. 360 Degrees of Stretch Insulated Polyester Double Knit w/DWR, Reverse Coil Center Front Zipper, Stretch Fleece at the Underarm and Side Body, Brushed Microfiber Inner Collar, Exterior Material: Stretch Insulated Polyester Double Knit, Insulation Weight: Not Specified, Taped Seams: None, Waterproof Rating: Not Specified, Breathability Rating: Not Specified, Warranty: Lifetime, Battery Heated: No, Race: No, Type: Fleece, Jacket Fit: Regular, Length: Hip, Insulation Type: Fleece, Waterproof: Water Resistant (< 5,000mm), Breathability: Low Breathability (< 5,000g), Waterproof Zippers: No, Wind Protection: No, Water Resistant: No, Warmth Factor: Slightly Warm, How Does This Fit?: True To Size, Recommended Use: Casual, Sun Protection: No, Antimicrobial: No, Anti Odor: No, Insect Repellent: No, Quick Drying: Yes, Moisture Wicking: Yes, Windproof: No, Anti Wrinkle: No, Model Year: 2022, Product ID: 584037, Model Number: 191252 001 M, GTIN: 0192636054875