Bird Swing - Size M This is a bird swing made with a bamboo ring and T-shirt yarn. The T-shirt yarn is woven around the ring, and because it won't catch on their claws, it's a safe swing for your bird to play on. Materials: * T-shirt yarn * Bamboo ring * Wood * Each one is carefully handmade. * The fourth photo is an example of use. Size: Approx: Diameter (outer) 19 cm Diameter (inner) 14 cm Width 1.5 cm