These handy pajamas fit like a glove. They are very light, do not cause sweating and look great on your horse. Dr. Redden uses them in his equine podiatry clinic for all patients who lie down a lot due to severe foot problems. The silk nature of this material prevents hair rub and irritation that often threatens the skins integrity over hips, shoulders and stifles. A must for the severely debilitated case. Sizes available are small, medium, large, and X-large and come in a variety of bright colorful patterns and solids.