ITEM NAME:For Car Auto Marine Boat Yacht Truck RV Camper Stainless Steel Cup Drink Holder Product Description Description: Specifications: Material: stainless steel Appearance size: diameter 107mm * 55mm/4.21*2.17" Opening size: 85mm * 55mm/3.35*2.17" (Diameter x Hight) Quantity: 1pc/ 10pcs Application: for boat / yacht / truck / car / RV / apartment Notes: 1. There may be slight size deviations due to manual measurement, different measuring methods and tools. 2. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor. 3. No instructions are included. Included: 1/10 X Cup Holders.Included: 1/10 X Cup Holders. Material: stainless steel. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item. No instructions are included.