Product Description Peckish Natural Balance Ready To Use Energy Ball Feeder is prefilled with 4 suet balls that can be replaced once consumed by the birds visiting your garden. The feeders tough metal wire core is ideal for clinging bird species such as Blue Tits. Pre-Filled with 4 Peckish Natural Balance Energy Suet Balls. Made from tough durable metal wire ideal for clinging species. The feeder can be refilled for use time and time again. Peckish Natural Balance Suet Energy Balls are enriched with sunflower seeds to attract more birds.