Lixit Quick Lock Bird Seed Stick Holder is an excellent universal seed stick holder that fits in all types of bird cages. This product safely delivers nutrition and entertainment for your pet birds. It also features a seed saver base for less mess and easy maintenance. A great fit for canaries, parakeets, love birds, cockatiels, and other small and medium-sized birds. Holds seed sticks that are 4 inches in length or longer.