Amarine-made Bigger Stainless Steel Adjustable Folding Drink Holders Marine Boat Caravan car for Mug Cup up to Dia 3-3/8" High quality, high polished stainless steel construction specifically designed for marine applications 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 85mm (3-3/8") diameter Easy to install - Includes stainless steel mounting fasteners