Poly/cotton: A Blend Of Polyester And Cotton That Offers Comfort And Durability Cool Vent: Award-winning Fabric Technology That Wicks Moisture And Heat Male: Tailored Specifically For Men With Options For Looser And Wider Fits Medium: This Apparel Offers Details That Are A Step Above Our Basic Collection Button: A Metal Button That Has Been Branded With The Chef Works Name Or Logo Short: Sleeves Start At The Shoulder And Break Before Reaching The Elbow Air Vents: Additional Openings That Promote Breathability And Ventilation Patch: A Pocket That’s Sewn On Top Of The Garment With Visible Stitching