Material: plastic Size: 3.1*3.1*1.2cm, flower drinking aperture is 2.5mm Package Include:10 Pcs Hummingbird Feeder Replacement Flowers 1. Good replacement parts for hummingbird feeders: the replacement flowers mimic real flowers to attract more hummingbirds and snap in place easily to match the hummingbird's beak. 2. HIGH QUALITY MATERIAL: These bird feeder replacement parts are made of high quality plastic material, durable and colorfast. Suitable for outdoor use and can be used for a long time. 3. DESIGNED FOR HUMMINGBIRDS: We conducted research to understand the needs of hummingbirds and took into account the size of their beaks when designing the product. 4. Easy to use: easy to install and clean. 5. Non-slip and practical: Replacement flowers for hummingbird feeders allow birds to drink clean water and provide a place to rest; after a long flight, your bird may get tired and then settle on the flower without slipping off.