Crinkle Tunnel Oversized Crackling Small Animal Play Tube Size:23-in Long / 6-in Diameter Accurately reads the amount of

Accurately reads the amount of water vapor saturation (humidity) in the air of your terrarium

Crude Protein (min): 29%

a handy storage spot

This kit reads 0-6 ppm of ammonia

The Grain Friendly category is free of corn

Crinkle Tunnel Oversized Crackling Small Animal Play Tube Size:23-in Long / 6-in Diameter Accurately reads the amount ofCrinkly crackly fun for everyone! The 23" long Crinkle Tunnel encourages exploration and tunneling activity. Made of durable cotton and polyester material. Attach to other crinkle tunnels and Fuzz E Funnels for even more fun. Encourages healthy play and exercise. Additionally, the "Hide and Peek" opening in the center of the tunnel is fun for both pets and pet parents!