Warm Reminder: For all glass pump bottles, the pump bottle hole diameter is less than 1.06 inches, and the pump bottle cap larger than 1.06 inches needs to purchase a small hole soap pump bottle dispenser. The pump bottle hole diameter is less than 1.3 inches, and the pump bottle cap is larger than 1.3 inches. Soap Dispenser Holder Size: 7.3 x 5.3 x 6 cm/2.87 x 2 x 2.36 inches. Large Hole Inner Diameter: Approx. 3.3 cm/1.3 inches. Small Hole Inner Diameter: Approx. 2.7 cm/1.06 inches. Perfect for hanging shampoo and shower gel bottle. Perfect for humid kitchen and bathroom environments. Strong Hold, the stainless steel holder is sturdy and rust-resistant. Waterproof design, especially for reusing shampoo or kitchen cleaners. Put a shampoo bottle or other bottle into the hole, it can be fixed, which is very convenient to use. The hooks do not take up much space, so the wall-mounted bottle rack will keep everything you want in the kitchen, bathroom, etc.