If you have a Getaway with wings sitting on a trailer with a front mast stand, here is a recommendation to cover and protect your baby when it is not being used: Go to "Tractor Supply" retail store (or web) and look for this.
It covers top and sides of the boat with the exception of about 2 - 3 ft of the mast.
Weathermaster Heavy Duty Black & Silver Sunshield Tarp, 16 x 24 ft. SKU Number: 3012030
Polyethylene Tarp; Heavy-Duty, UV Resistant Type; 16 x 24 ft Size; Black/Silver Color
High density woven treated fabric, 1000 denier. UV resistant green or silver/black heavy duty polyethylene material. 14 x 14 count per square inch, 11 to 12 mil thick. Weight approximately 6 oz per square yard. 1500 hours UV treatment. Heat sealed seams. Rope lined, heat sealed or double stitched hems. Rustproof grommets in corners and every 18 inches. Rugged, durable, construction grade. Longer tarp life for year round use. UVI treated for maximum sun resistance. Waterproof, mildew and rot proof.