DIY with a bit of sewing skills. :) Camco 45167 Reflective Door Window Cover Solar Door Shade Camper Trailer RV Shade reduces heat loss in the winter and reflects sunlight to keep out heat in the summer. Installs easily with Velcro tabs - included. 16"W x 24"L. 1 per pack. $8.49
Previous pinner wrote, "DIY hand washing station perfect for camping or for any long term outdoor activity - Top 33 Most Creative Camping DIY Projects and Clever Ideas."