Masta avante 300 fixed neck rug the masta avante 300 fixed neck rug is a heavy weight combo neck stable rug with a 300 gram thermal filling which is great for when extra warmth is required for your horse features of this masta avante 300 fixed neck stable rug include a soft feel polyester lining to provide comfort and keep the coat shiny a plain oxford weave 210 denier channel quilted outer and cross surcingles to help prevent the rug from moving further benefits of this rug include tw