Quilt 150 SF Big neck from Bucas is a stable rug that cuts 7 cm further back at the withers to give the horse more space for the neck. Bucas Quilt 150 Big neck is a stable horse rug that you can use on its own or as an extra layer under a Bucas turnout rug or a Bucas stable rug. Bucas Quilt SF Big neck has a 150 gram filling, Silk-feeling lining that will minimize the risk of chafing and keep your horse's coat silky smooth.