Boat Cover Yacht Outdoor Protection Waterproof Heavy Duty Silver Reflective 300D Oxford Fabric Anti-smashing and Tear Proof Fits V-HULL TRI-HULL Runabouts and Bass Boats 11-13FT Features:  Made of silver coated heavy duty marine grade waterproof 300D Oxford fabric material  Designed for extra durability and all-weather conservation, won't shrink or stretch.  Fabric coating technology for maximum water resistance and repellency, UV conservation, mildew resistance  Easy fitting and quick release buckle strap system against strong wind.  Elastic hem with double stitching, designed to wrap tightly around your boat for added security.  Free storage bag and windproof strap included，It is easy to carry. Size: 5 sizes offered:  11-13FT:420*270cm  14-16FT:530*290cm 16-18FT:570*300cm  17-19FT:600*300cm  20-22FT: 700 * 260cm Warm notice: As the size is measured manually, there may be 3-5cm error, it is recommended to consider purchasing! If the size of the vessel is just in line with the size of the shop, it is recommended to take a larger size！ Specification:  Color: Silver Material: Reinforced Waterproof 300D Oxford Fabric  Size:11-13FT/14-16FT/16-18FT/17-19FT​ optional Package Size: 40 * 35 * 10/15.75*13.78*3.94in Package Weight: 880g/1.94lb   Package list:  1 x Boat Cover  4 x Adjustable of Quick Release Buckle Strap  1 x Storage Bag     Note:  Please do not pull the strap too hard while using it to tie the cover up  Please measure the length and beam (width) of your boat  Beam width: Measure the widest point of your boat  Center-line length: Do not measure up and over windshield  Others Outboard Boat Cover please click this photos