4-bow Bimini top boat cover with 1' double-walled aluminum frame tubes Includes front hold-down straps and rear support arms for added security Waterproof and UV resistant, perfect for marine environments Comes with matching zippered storage boot for convenient storage Adjustable windproof straps and rear support poles for easy setup Durable marine-grade 600 denier polyester canvas material Double overlapped stitching for extra durability UV protection reaches level 4 (highest level is 5) Universal fit, compatible with most boats Color-fastness rating of 4.5 (highest 5)