Sturdy Material Composition Made from shockresistant PP and designed for outdoor durability. It resists UV rays, sunlight exposure, and seawater corrosion, making it ideal for demanding environments. Gear Space Optimization Versatile design with expandable mounts and storage for small musthaves. Supports cup sizes between 380 ml and 800 ml for efficient use during water activities. Improved Grip Stability Paddle board cup holder features a stable adsorption system with vacuum adhesion technology to ensure secure fixation on surfaces. The wide nonslip base and frictionenhancing texture prevent unwanted movement during use. Improved Stability Design Spillproof structure combines with a center antislip bump and a deep cup slot to provide stability. The innovative threepoint locking system keeps cups firmly in place. Use scenarios On standup paddle boards during river or sea paddling to keep drinks secure and within reach, reducing spill risk while moving. On kayaks or small boats during fishing or cruising to prevent cups from tipping in wake or chop. On flat deck surfaces of boats or docks to hold cups securely during transit or at rest, especially in windy conditions.