Compact design, durable in using, easy to set up deploy quickly.pls note :The edges of the product will retain a seam,easy maintenance,does not affect nmal use Powerful sail: Seams are triple-stitched the perimeter batten is made of a virtually unbreakable composite material Product Dimensions: 42.5 x 42.5 inches (108 x 108 cm), Coiled/folded diameter: 15.7 inches (40 cm) Made from rip-stop nylon sailcloth with high quality Fitment: Kayaks, Canoes, Inflatables, Tems Expedition boats Powerful sail: Seams are triple-stitched the perimeter batten is made of a virtually unbreakable composite material Product Dimensions: 42.5 x 42.5 inches (108 x 108 cm), Coiled/folded diameter: 15.7 inches (40 cm) col : ange Made from rip-stop nylon sailcloth with high quality Fitment: Kayaks, Canoes, Inflatables, Tems Expedition boats package : 1x kayak Wind Sail Only the above package content, other products are not included. Note: Light different displays may cause the col of the item in the picture a little different from the real thing. The measurement allowed err is 1-3cm.