Amigo 3-in-1 Vamoose Fly Rug in Silver/Black. This rug has a been designed with a waterproof top section and net sides that have been treated in Vamoose which keeps the flies away and makes the rug perfect for the changeable weather. The waterproof section is only shallow which means your horse wont get too hot and the Vamoose section provides airflow and fly protection. Inside is a polyester lining on the waterproof part and the shoulder area, an extra long tail flap and 3 surcingles for a secure fit.