TrippNTs Bottle Holders organize, stabilize and secure 4 bottles. Made from highly chemically resistant polyethylene plastic these holders are designed for most 1 liter bottles that will fit a 3.75 inch diameter hole. Secure with included hardware and keyholes. Ideal for wash bottles, top heavy plastic squeeze bottles and any cylindrical vessel under 3.75 inches in diameter. 15 x 4.25 x 8.75 inches (width height depth); 0.4 pounds.