TWO STYLES: 4 adjustable nylon straps for the front and the rear, 2 rear support poles for easily folding and saving space. FABRIC: Marine-grade 600D polyester canvas, double overlapped stitching, more sturdy and durable HARDWARES: All stainless steel mounting hardwares, color coordinated zippered storage boot and assemble instructions included. 1" diameter aluminum frame with double-walled main bow legs for maximum strength and free quick release mounts. 10 OPTIONAL COLORS: Beige/ Black/ Burgundy/ Dark Grey/ Green/ Light Grey/ Navy Blue/ Pacific Blue/ Teal/ White. 13 DIFFERENT SIZES: 3 Bow 6'L x 46"H x 54"-60"W /3 Bow 6'L x 46"H x 61"-66"W /3 Bow 6'L x 46"H x 67"-72"W /3 Bow 6'L x 46"H x 73"-78"W /3 Bow 6'L x 46"H x 79"-84"W /3 Bow 6'L x 46"H x 85"-90"W, 4 Bow 8'L x 54"H x 54"-60"W /4 Bow 8'L x 54"H x 61"-66"W /4 Bow 8'L x 54"H x 67"-72"W /4 Bow 8'L x 54"H x 73"-78"W /4 Bow 8'L x 54"H x 79"-84"W /4 Bow 8'L x 54"H x 85"-90"W /4 Bow 8'L x 54"H x 91"-96"W. About Products1. Made of 600D Polyester Canvas2. Made from 1'' diameter bright anodized aluminum frame with double-walled main bow legs for maximum strength 3. Included black nylon fittings and hardware4. Stainless steel saddle, stainless steel hook, stainless steel adjuster, fixing tool, thumb screw, deck mount included5. 4 adjustable straps for the front and the rear 6. Double overlapped stitching7. Color cordinated storage bag included 8. Available in six different sizes9. Using instruction is included10. Three years warrantyTips: How to measure your boat for a bimini top1. Using a tape measure,decide which length top provides the desired amount of shade coverage.2. The pivotal mounting point will be approximately at the center point of the top on each side of your boat. 3. After this, measure the distance beteewn these mounting points to determine the width you need.4.While standing inside the boat, measure from the pivotal mounting point straight up to determine the desired height.