Their adaptable design makes them suitable for various settings ensuring you always have a convenient drink holder wherever you go. 1., Strong and : Cup holder is made of stainless steel, the main body of the bracket is made of high density memory sponge, anti PVC. LCI Platinum Mobile Pontoon Cup Holder Marinexplore Pontoon Double Drink Holder - Stainless Steel Cup Holders... The spacious design ensures your drinks fit snugly without tipping over. The sturdy stainless steel construction provides added stability making it for boats cars and RVs. Pontoon Cup Holder,Boat Seat Cup Holder,Double Drink Holder,Pontoon DURABLE CONSTRUCTION: Made from stainless steel and reinforced with PVC and memory sponge this cup holder is built to last. SIZE: With a diameter of 3., 1 to 3., 5 inches these double cup holders accommodate most beverage containers including water bottles beer cans coffee cups and glasses from 10 to 40 ounces. Specification: Item Type: Pontoon Cup Holder Size: Approx., 270 x 155 x 110mm / 10., 6 x 6., 1 x 4., 3in(Manual measurement please allow 5mm error) Material: Stainless steel +PVC+ sponge Application: With double stainless steel cups, the sagging flaps are designed to stay firmly in place even in the roughest waves Fitment: Ideal for pontoons, small boats, cruisers and fishing boats packing list: 1 x Pontoon Cup Holder (with Two Stainless Steel Cup Holders) 1 x Pontoon Cup Holder (with Two Stainless Steel Cup Holders) Waterproof Cup Holder Pontoon Double Drink Holder, Boat Cup Holder, Stainless Steel Pontoon Drink Cup Holder, Marine Couch Cup Holder Tray, Portable Boat Storage Organizer For Boat, Yacht, RV, Car RV Cup Holder VERSATILE USE: Ideal for pontoons fishing boats yachts motorhomes and cars. PORTABLE & CONVENIENT: Lightweight yet durable this cup holder can be easily moved or stowed away when not in use.