Material and construction Bottom and cover are made of iron for durability and sturdy protection Transparent cylinder is made of PVC for clear visibility of contents Key benefits Protects bird food from being eaten by squirrels, helping to reduce food waste Durable iron components shield contents from the elements Clear PVC cylinder lets you monitor food levels at a glance No power required; simple, reliable manual use Variants and specifications The small product is available in two specifications: with core, or without core Function and performance No electric rotation and no motor needed Lightweight yet sturdy design suitable for outdoor use Use scenarios Outdoor garden or yard feeding station to safeguard bird seed from squirrels Balcony or patio bird feeding area where squirrel intrusion is common Aviaries or pet bird setups where access to food must be limited to the birds Compatibility and practical notes Designed to hold standard bird feed and seed in its PVC cylinder Iron bottom and cover provide secure closes to deter access by pests