Docking conditions are another critical factor to consider when selecting inflatable boat fenders. If you frequently dock in calm, protected marinas, smaller fenders may suffice. However, if you often find yourself in exposed areas with rough waters or heavy boat traffic, investing in larger and more robust fenders is advisable. In such cases, larger inflatable boat fenders can help absorb more significant impacts and prevent damage to your vessel.

Moreover, the height of the fender should be proportional to the freeboard of your boat. A common recommendation is that the height of the fender should be at least two-thirds of the freeboard height. This guideline helps ensure that the fenders are positioned effectively to absorb impacts and protect the hull from damage during docking or mooring.

For instance, if your boat's freeboard measures 1 meter, your inflatable boat fenders should be approximately 75 cm high. This height allows the fenders to cover the vulnerable areas of your vessel, such as the sides and corners, which are prone to contact with docks or other boats. 
Additionally, having the correct fender height helps maintain a buffer zone between your boat and the dock, preventing the hull from making direct contact. Properly sized fenders not only enhance safety but also contribute to the longevity of your boat by minimizing wear and tear on the hull.

When it comes to materials, inflatable boat fenders are typically made from durable materials such as PVC or vinyl, which provide good resistance to UV rays and wear. Choosing fenders constructed from marine-grade materials will ensure they withstand harsh marine environments and last longer. Additionally, consider fenders with reinforced seams and sturdy attachment points, as these features enhance durability and reliability.