Packaging includes：4 x Push-in kayak drain plug easier to use and operate, sufficient quantity can meet your daily needs and replacement SECURE FIT PUSH-IN 1/2” KAYAK DRAIN PLUG - This pack of 6 kayak drain plugs fits a drain opening that is 1/2 inches. Each plug has a stem diameter of 1/2 inch, a length of 1 1/4 inches, a head diameter of 7/8 inch, a head thickness of 1/4 inch, and a tapered tip diameter of 7/32 inch. FITS MOST KAYAK : the drain plug fits most kayaks,canoes, pedal boats and so on, campatible with sundolphin kayak, Aruba 8 SS, Aruba 10, Bali 8, sportsman 8, sportsman 10, pedal boats 3-seater, 5-seater,sun slider and so on. Also fits other Pedal Boats as well. Durable to use: the scupper plugs are made of neoprene rubber material, which is sturdy and durable enough for your applying, no worry about getting rotted when soaking in water NEOPRENE RUBBER KAYAK DRAIN PLUG - Neoprene rubber is highly durable. It won’t rot even after extended periods of exposure to both freshwater and saltwater. It’s also resistant to sunlight and won’t easily break or deform. YOIASUGH 4pcs Push-in 1/2“ Kayak Drain Plug Compatible with Sundolphin Pelican Kayaks Pond Prowler 4985616 Aruba 8 SS Aruba 10 Bali 8 Excursion 10 Silicone Scupper Plugs Kits Drain Holes Stopper Bung