All Oceansouth Covers are light grey in colour and are made from a 600 denier premium woven dope dyed polyester fabric which is breathable and water repellent. They are designed to be semi custom fit covers and are a perfect choice when you need something to store your boat from the sun, rain, leaves, dust and birds. They are not really designed for trailing at high speeds however can be towed provided they are fitted tightly and correctly as per instructions. Click on Product Name above to see full details of fitting and sizing to suit your boat.