A combination of soft sherpa, Thermarator Insulation, and an Omni-Heat thermal-reflective lining come together to create a jacket you can count on to keep you warm. This puffy winter jacket instills a sense of confidence when the weather turns cold. Snug binding at the cuffs, a drawcord adjustable hem, and two zippered pockets will keep your hands warm and essentials secure. The superior materials and stitching details in this jacket are designed for long wear and active lifestyles. Columbia offers this jacket in a range of colors and sizes. Regular Fit. To ensure the perfect fit, follow these steps for measuring and refer to the size chart. To determine the neck size, measure at the base or thickest part of your neck. For the sleeves, start at the center back of your neck and measure across the shoulder and down to the wrist. Round up to the next even number. For the chest, measure at the fullest part of the chest, under the armpits and over the shoulder blades, keeping the tape measure firm and level.