Emours Bin Feeder Cage Bowls Food Hay Bowls Small Animals, Color Varies Made of hard and quality plastic ,durable and last long Large combo bin feeder dispenses hay and food without the mess Keep a generous supply of food and hay in a clean, organized bin style feeder 16cm height , 12cm width , 12cm length .Ideal for rabbits, chinchillas, guinea pigs or other small animals Have back lock ,can attach to cage and stay firmly (note , the bowl back lock hole diameter approx 0.1 inch ,please check your cage size whether it fits or not)