8023U: 5 - 6

The 4½" (14mm thickness) and other sizes are 16mm thicknesses

They provide direct pressure without leverage

the mesh ankle panels ensure minimal bulk underneath boots or chaps

Equetech Mens Cotton Foxhunter Shirt XX Large (17.5") Ecru Mens Size:XX Large (17.5") 8023U: 5 - 6Rich cotton interlock Concealed zip placket with button collar stock (ratcatcher) collar Loop to back to secure stock Machine washable A traditional styled shirt, made from rich cotton with 5% Lycra for added stretch. Ideal for autumn winter hunting and equestrian competitions. Features front concealed zip placket with button collar, longer back hem and stock (ratcatcher) collar with loop to back to secure stock. Machine washable. Knitted 95% Cotton