Model: FBS-100 Made for Football & Lacrosse Officials! 1" Stripe Performance Mesh Fabric Shirt 100% "Moisture Management" Mesh Tailored Edge Stitched Soft Byron Collar 7" Zip Front Matching Rib Knit Sleeve Ends Double Needle Stitches Left Chest Pocket and Hem Extra Tuck-In Length Split Tail Bottom All Sizes: Small - 4XL