Amarine-made Stainless Steel Adjustable Folding Drink Holder Cup Holder Marine/boat/caravan/car High quality, high polished stainless steel construction ;if you need bigger this holder please visit : https://www.amazon.com/dp/B016XWI1AE specifically designed for marine applications ,Easy to install - Includes stainless steel mounting fasteners Equipped with silicone mouldings on the retainer arms, and foam coaster on the inside of the drink holder, to reduce noise and prevent drink container from sliding Sleek appearance to suit today's modern watercraft Adjustable retainer arms, holds cups or cans from 55mm to 75mm diameter if you need bigger this holder please visit : https://www.amazon.com/dp/B016XWI1AE