1. Durable materials: The surface of the wheels is made of thermoplastic elastomer (TPE). The tires of this kayak cart are made of thermoplastic elastomer (TPE), polyamide (PA) and polypropylene (PP) materials, which are relatively durable and puncture-resistant. 2. Special design: Each kayak wheel is designed according to the principles of ergonomics to ensure relatively safe use. 3. Practical functions: It can be used as a puncture-resistant replacement tire for kayak carts, carriers, etc. 4. Exquisite craftsmanship: With relatively exquisite craftsmanship, it has a relatively long service life and delicate details, and can serve you for a relatively long time. 5. Practical tool: It is relatively easy to install and suitable for kayak trailers. When you need to use them for a long time, this product will soon become a good helper for you. 6. Specification parameters: - Material: Polyamide (PA)/Thermoplastic elastomer (TPE)/Polypropylene (PP) - Color: Black - Size: Approximately 25.50*8.80*7.00 cm/10.04*3.46*2.76 inches 7. Precautions: - Due to different resolutions, there may be slight color deviations. - Due to the differences in manual measurement, there may be slight errors. 8. Package contents: 1 kayak cart wheel.