Vision Green Perch 2-Pack Vision Green Perch - 4 Total (2 Packs with 2 Perches per Pack) Ergonomically designed vision perch feature a unique multi-grip surface Promotes foot circulation and helps prevent foot problems in birds Designed to be accessed from the exterior, a non-invasive approach that reduces stress Measures 1-4/5-inch length by 13-4/5-inch height by 6-inch width