MJ's Top Pick for Bee Jacket: This new line of Lyson partially ventilated jackets has all the features of the Lyson jacket that we love with more ventilation for those hot days out in the bee yard! The lightweight cotton/ poly fabric (35%/65%) is perfect for those who want breathable protection. These jackets feature: Back panel ventilation Multiple pockets, including deep front pockets perfect for holding hive tools and smoker fuel Elastic thumb holders in cuffs Integrated hat with fully ventilated back panel Chin strap (so your hat doesn't fall off when you bend over) Size Chart Size: Height (in): Chest (in): Waist (in): Small 64 47 28-46 Medium 67 48 29-48 Large 69 49 31-49 X-Large 72 51 33-54 XX-Large 74 53 34-56 XXX-Large 76 55 35-57