Reinforced drop stitch core is high-tensile for excellent support -Dual-layer sidewalls are puncture-proof and anti-scratch -Triple fins add balance, making it suitable for all-skill levels -Adjustable aluminum alloy paddle with non-slip handle ensures effortless paddling -Removable middle fin can adapt to different people's need -3-shafted aluminum alloy adjustable oar with secure lock can be easily adjusted -2-3 minutes quick deflation is available with the dual action hand pump -Easy to infla