Aqua Marina 2021 KP-1 Aluminum KayakPaddle Collapsible Kayak Paddle Dual Tech 2-in-2 Adjustable iSUP Kayak Paddle:Blade: Double Blades: 85% PP + 15% fiberglassShaft: 1.2mm thickness aluminum material. Diam: 1.14” (29mm)Length Paddle: 90.6” (230cm)Section: 4-SectionWeight: 1100g (38.8oz)