Kaytee CritterTrail Snap-On Comfort Wheel， Colors Vary</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Assorted Colors</li><li>Design features a comfort grip that is safe for your pet's paws</li><li>Universally connectable</li><li>Snap-on Wheel is 6.75" diameter， 4.5" wide</li><li>For hamsters， gerbils or mice</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/415SAue59yL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/61jBL1YaqsL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51bUVmijHeL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51wFkvrEBKL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/510BERv-vhL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/31SJUOxoCYL.jpg' noproxy></br>