Blue plastic holder designed to attach to a kayak or boat seat rail. Secures a standard 500ml1L PET plastic bottle with a screw cap. Includes a small drainage hole to prevent water pooling. Fits rails up to 25mm wide. Lightweight and corrosion-resistant. Ideal for keeping drinking water or energy drinks within reach while fishing. Attaches and detaches quickly without tools.

TARGET USE: Securing hydration bottles to kayak or boat seat rails