Completely handcrafted from natural corn husks, sea grass rattan, water hyacinth and rattan, with no glue, plastic or metal. These balls of hamster hay are hand woven, durable and sturdy for your pet, perfect for playing and nibbling. Extra deep base for deep litter filling, allowing pets to dig and digging, they can enrich your furry critter’s activities. Approximately 2.9 inches in diameter, including natural corn husk balls, seaweed balls, hyacinth balls d water and takraw balls.