Covermate HD 600 Boat Covers are the right choice for protecting your boat when trailering or mooring. Made of heavy-duty 600-denier marine-grade polyester fabric for years of service, Covermate 600 Covers offer extreme resistance to water, stains, UV, and mildew. This silver reflective fabric is designed to keep your boat cooler on hot summer days. Reflective stripe at the stern provides added safety when trailering, day or night. Exclusive venting system for mildew-free use. Double-stitched double-ply seams add strength and durability. Reinforcement panels are sewn-in for long life. Quick-release buckles and web straps with a unique over-under tie-down system allow a snug fit. Sewn-in elastic shock cord. Includes FREE oversized mesh storage bag and tie-down kit. 5-year limited warranty. For a FREE Covermate Fabric Sample Card, order item #747486. Max Beam: 98" Fabric: Covermate HD 600 | HD 600 Trailerable Boat Cover for 16'-18'6" Fish and Ski, Pro Bass Boa in Silver