Check the listing for details. Kayak Cup Holder with Rubber Tab, Multi-Functional Cup Holder for Drink Holder. Condition: New. Listed at 18.80 USD. 【Say Goodbye to Spills】Inner of cup holder is designed with soft silicone tab, The anti-slip design keeps your beverages in place to prevent it from shaking and spilling. Securely holds cans, cups, and water bottles of all sizes. 【Track Mount Install】Kayak cup holder adopt 1/2 "wide T-bolt, which can be compatible with most kayak track systems. Install screws at the bottom of the cup holder ,then slide the T-bolt on the slider into the kayak track and tighten it.Installation and removal cup holder is quickly without tools. 【Durability】Kayak cup holder built with sturdy and ABS plastic material, withstand the harshest weather conditions and rough waves.Different from most of the cup holder in the market, the excellent cup holder are even more corrosion resistance, long service life.