This traditional fleece exercise sheet from Shires fits comfortably under the saddle and it has girth loops to keep it firmly in place. It is a warm, lightweight fleece with excellent moisture wicking properties. Breathable Highly wickable Traditional style Lightweight Fleece Girth loops Cut to allow close contact between the leg and the horse's side Fillet string Classic Newmarket Stripes. Ideal for Everyday riding and hacking, schooling, exercising. Size Guide Available in sizes Small Pony - 48" (normal rug size 5'3 - 5'6), Pony - 51" (normal rug size 5'9), Cob - 54" (normal rug size 6'0), Full - 57" (normal rug size 6'3 - 6'6) or Warmblood - 60" (normal rug size 6'9). Measure along the back from wither to top of the tail. For detailed information please see our Shires Exercise Sheet Size Guide.