This quality bimini top has a 4-bow frame design, playing an effective role in protecting you from direct sunlight and harsh weather conditions such as hail or rain. With a height of 137 cm, this boat canopy could be adjustable from 230 to 244 cm in width, providing you with very large space while enjoying your boating experiences. Made of 100% polyester with PU coating, it is UV-, water-resistant and durable for years of service. The anodized aluminium frame adds to its stability. The eye hooks, mounting nuts, and knobs are made of marine grade stainless steel 316, which is anti-corrosion, and is especially suitable for long-term use. Important note: Please use the boot to protect the fabric when not using the bimini top and fold the canopy when vessel speed exceeds 25 mph.