From Rhoback website: “Keep warm and comfortable with The Gramercy performance vest. All Rhoback performance vests are moisture wicking and comfortable. With side stretch fabric and quilted torso, don't expect this vest to constrict any type of swing, throw, or handshake, no matter the weather. The Gramercy performance vest is designed to transition seamlessly from one activity to the next, whether it be golfing, tennis, boating, or just to keep you from becoming “chilly”. We’re confident our top of the line vests will fit your active lifestyle like they do ours. Soft as a baby's bottom in navy and white geometric print. Complete with the Rhoback Ridge on the back. Fits perfectly over one of our performance long sleeve polos! Fleet Navy and White geometric print Quilted fabric: 100% polyester Side fabric: 92% polyester, 8% spandex Liner fabric: 94% polyester, 6% spandex Full-zip 2-way zipper for breathability Moisture-wicking performance fabric Stretch side fabric for ventilation Tagless Zipper pockets to keep belongings secure Low maintenance (machine wash cold, tumble dry)”