New Living World Alfalfa Chew-nels are natural treats, chew toys and hiding places, all rolled up into tasty, fun, and enticing tubes! The delicious natural treats for small animals are made of 100% all-natural alfalfa and contain no artificial glue, sticking agents or cardboard. The Alfalfa Chew-nels? unique tubular or tunnel-like shape will entice small pets to play and hide in them, as well as promote natural chewing and nibbling. The chew tubes are extremely durable and will hold up to your small pet?s constant chewing. Size: Medium. Other sizes available : 61222 Living World Alfalfa Chew-nels, Small 61224 Living World Alfalfa Chew-nels, Large 61218 Living World Alfalfa Chew-nels, Value Pack, includes Small, Medium & Large sizes,